{"id":17389,"date":"2021-06-11T12:55:38","date_gmt":"2021-06-11T07:25:38","guid":{"rendered":"https:\/\/learnsteer.sasnaka.org\/science\/?p=17389"},"modified":"2022-07-06T09:30:44","modified_gmt":"2022-07-06T04:00:44","slug":"03-03-00","status":"publish","type":"post","link":"https:\/\/learnsteer.sasnaka.org\/science\/advanced-level-science\/combined-mathematics\/03-03-00\/","title":{"rendered":"03.03.01 &#8211; \u0dc3\u0dcf\u0db4\u0dda\u0d9a\u0dca\u0dc2 \u0da0\u0dbd\u0dd2\u0dad\u0dba"},"content":{"rendered":"\r\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-block-buttons-is-layout-flex\">\r\n<div class=\"wp-block-button is-style-shadow\"><a class=\"wp-block-button__link\" style=\"border-radius: 15px\" href=\"https:\/\/drive.google.com\/uc?id=1RWxMw3prAoek5nP1CMxpKDOYlCMHRS8R&amp;export=download\" target=\"_blank\" rel=\"noreferrer noopener\">\u0db4\u0dcf\u0da9\u0db8\u0dda \u0dc3\u0da7\u0dc4\u0db1 Download \u0d9a\u0dbb\u0d9c\u0db1\u0dca\u0db1.<\/a><\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0dc3\u0d82\u0dba\u0dd4\u0d9a\u0dca\u0dad \u0d9c\u0dab\u0dd2\u0dad\u0dba II\u00a0 (\u0dc0\u0dca\u200d\u0dba\u0dc0\u0dc4\u0dcf\u0dbb\u0dd2\u0d9a \u0d9c\u0dab\u0dd2\u0dad\u0dba)\u00a0 \u0db4\u0dca\u200d\u0dbb\u0dc1\u0dca\u0db1 \u0db4\u0dad\u0dca\u200d\u0dbb\u0dba\u0dda \u00a0B \u0d9a\u0ddc\u0da7\u0dc3\u0dda (\u0dbb\u0da0\u0db1\u0dcf \u0db4\u0dca\u200d\u0dbb\u0dc1\u0dca\u0db1) 11 \u0dc0\u0dd0\u0db1\u0dd2 \u0db4\u0dca\u200d\u0dbb\u0dc1\u0dca\u0db1\u0dba\u0dda \u0db8\u0dd9\u0db8 \u0db4\u0dcf\u0da9\u0db8\u0dda \u0d85\u0da9\u0d82\u0d9c\u0dd4 \u0dc3\u0dd2\u0daf\u0dca\u0db0\u0dcf\u0db1\u0dca\u0dad \u0d85\u0da9\u0d82\u0d9c\u0dd4 \u0dc0\u0dda.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\"><strong>\u0dc3\u0dcf\u0db4\u0dda\u0d9a\u0dca\u0dc2 \u0dc0\u0dd2\u0dc3\u0dca\u0dae\u0dcf\u0db4\u0db1\u0dba \u0db4\u0dd2\u0dc5\u0dd2\u0db6\u0daf \u0db8\u0dd6\u0dbd\u0db0\u0dbb\u0dca\u0db8\u0dba<\/strong><\/h3>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>A, B, C \u0dba\u0db1\u0dd4 \u0da0\u0dbd\u0db1\u0dba\u0dda \u0dba\u0dd9\u0daf\u0dd9\u0db1 \u0dc3\u0db8\u0dd4\u0daf\u0dca\u0daf\u0dda\u0dc1 \u0dbb\u0dcf\u0db8\u0dd4 3 \u0d9a\u0dca \u0db1\u0db8\u0dca <strong>S <\/strong>\u0dba\u0db1\u0dd4 \u0dc0\u0dd2\u0dc3\u0dca\u0dae\u0dcf\u0db4\u0db1\u0dba \u0dc0\u0db1 \u0dc0\u0dd2\u0da7\u0daf\u0dd3,<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p><span class=\"wp-katex-eq\" data-display=\"false\"> S_{A,B} = S_{A,C} + S_{C,B} <\/span> \u0dc0\u0dda.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\"><strong>\u0dc3\u0dcf\u0db4\u0dda\u0d9a\u0dca\u0dc2 \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c\u0dba \u0db4\u0dd2\u0dc5\u0dd2\u0db6\u0daf \u0db8\u0dd6\u0dbd\u0db0\u0dbb\u0dca\u0db8\u0dba <\/strong><\/h3>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>A, B, C \u0dba\u0db1\u0dd4 \u0da0\u0dbd\u0db1\u0dba\u0dda \u0dba\u0dd9\u0daf\u0dd9\u0db1 \u0dc3\u0db8\u0dd4\u0daf\u0dca\u0daf\u0dda\u0dc1 \u0dbb\u0dcf\u0db8\u0dd4 3\u0d9a\u0dca \u0db1\u0db8\u0dca v \u0dba\u0db1\u0dd4 \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c\u0dba \u0dc0\u0db1 \u0dc0\u0dd2\u0da7<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p><span class=\"wp-katex-eq\" data-display=\"false\"> V_{A,B} = V_{A,C} + V_{C,B} <\/span> \u0dc0\u0dda.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\"><strong>\u0dc3\u0dcf\u0db4\u0dda\u0d9a\u0dca\u0dc2 \u0dad\u0dca\u0dc0\u0dbb\u0dab\u0dba \u0db4\u0dd2\u0dc5\u0dd2\u0db6\u0daf \u0db8\u0dd6\u0dbd\u0db0\u0dbb\u0dca\u0db8\u0dba <\/strong><\/h3>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>A, B, C \u0dba\u0db1\u0dd4 \u0da0\u0dbd\u0db1\u0dba\u0dda \u0dba\u0dd9\u0daf\u0dd9\u0db1 \u0dc3\u0db8\u0dd4\u0daf\u0dca\u0daf\u0dda\u0dc1 \u0dbb\u0dcf\u0db8\u0dd4 3\u0d9a\u0dca \u0db1\u0db8\u0dca f \u0dba\u0db1\u0dd4 \u0dad\u0dca\u0dc0\u0dbb\u0dab\u0dba \u0dc0\u0db1 \u0dc0\u0dd2\u0da7<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p><span class=\"wp-katex-eq\" data-display=\"false\"> f_{A,B} = f_{A,C} + f_{C,B} <\/span> \u0dc0\u0dda.<\/p>\r\n\r\n\r\n\r\n<p><strong>\u0d8b\u0daf\u0dcf : <\/strong><\/p>\r\n\r\n\r\n\r\n<p>A \u0dc4\u0dcf B \u0daf\u0dd4\u0db8\u0dca\u0dbb\u0dd2\u0dba \u0daf\u0dd9\u0d9a\u0d9a \u0daf\u0dd2\u0d9c \u0db4\u0dd2\u0dc5\u0dd2\u0dc0\u0dd9\u0dbd\u0dd2\u0db1\u0dca a \u0dc4\u0dcf b \u0dc0\u0dda. \u0d92\u0dc0\u0dcf \u0dc3\u0db8\u0dcf\u0db1\u0dca\u0dad\u0dbb \u0db8\u0dcf\u0dbb\u0dca\u0d9c \u0d94\u0dc3\u0dca\u0dc3\u0dda \u0d91\u0d9a\u0db8 \u0daf\u0dd2\u0dc1\u0dcf\u0dc0\u0da7 \u0db4\u0dd2\u0dc5\u0dd2\u0dc0\u0dd9\u0dbd\u0dd2\u0db1\u0dca u \u0dc4\u0dcf v \u0db1\u0dd2\u0dba\u0dad \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c \u0dc3\u0dc4\u0dd2\u0dad\u0dc0 \u0da0\u0dbd\u0db1\u0dba \u0dc0\u0dda. A \u0da7 \u0dc3\u0dcf\u0db4\u0dda\u0d9a\u0dca\u0dc2\u0dc0 B \u0d9c\u0dda \u0da0\u0dbd\u0dd2\u0dad\u0dba \u0dc3\u0dbd\u0d9a\u0dcf \u0daf\u0dd4\u0db8\u0dca\u0dbb\u0dd2\u0dba \u0daf\u0dd9\u0d9a \u0d91\u0d9a\u0dd2\u0db1\u0dd9\u0d9a \u0db4\u0dc3\u0dd4 \u0d9a\u0dbb\u0db8\u0dd2\u0db1\u0dca \u0da0\u0dbd\u0db1\u0dba \u0dc0\u0db1 \u0d9a\u0dcf\u0dbd\u0dba \u0dc3\u0ddc\u0dba\u0db1\u0dca\u0db1.<\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"263\" height=\"70\" class=\"wp-image-18013\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-132.png\" alt=\"\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-132.png 263w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-132-150x40.png 150w\" sizes=\"(max-width: 263px) 100vw, 263px\" \/>\r\n<figcaption>\u0db4\u0ddc\u0dc5\u0dc0\u0da7 \u0dc3\u0dcf\u0db4\u0dda\u0d9a\u0dca\u0dc2 \u0da0\u0dbd\u0dd2\u0dad \u0dc3\u0da7\u0dc4\u0db1 (\u0db4\u0ddc\u0dc5\u0dc0\u0dda \u0dc3\u0db8\u0dd4\u0daf\u0dca\u0daf\u0dda\u0dc1 \u0dbb\u0dcf\u0db8\u0dd4\u0dc0)<\/figcaption>\r\n<\/figure>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0 <span class=\"wp-katex-eq\" data-display=\"false\"> V_{A,B}= \\overrightarrow u <\/span> \u00a0\u00a0\u00a0 <span class=\"wp-katex-eq\" data-display=\"false\"> V_{B,E}= \\overrightarrow u <\/span><\/p>\r\n\r\n\r\n\r\n<p>\u0dc3\u0dcf\u0db4\u0dda\u0d9a\u0dca\u0dc2 \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c \u0db8\u0dd6\u0dbd\u0db0\u0dbb\u0dca\u0db8\u0dba \u0dba\u0dd9\u0daf\u0dd6 \u0dc0\u0dd2\u0da7<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{l}V_{B,A}=V_{B,E}+V_{E,A}\\\\V_{B,A}=-\\xleftarrow[v]{}+\\xleftarrow[u]{}\\\\V_{B,A}=\\xleftarrow[{u-v}]{}\\end{array}<\/span>\r\n\r\n\r\n\r\n<p>A \u0dc4\u0dcf B \u0d91\u0d9a\u0d9a\u0dca \u0d85\u0db1\u0dd9\u0d9a \u0db4\u0dc3\u0dd4\u0d9a\u0dbb \u0dba\u0dcf\u0db8\u0da7 A \u0da7 \u0dc3\u0dcf\u0db4\u0dda\u0d9a\u0dca\u0dc2\u0dc0 B \u0daf\u0dd4\u0db8\u0dca\u0dbb\u0dd2\u0dba u-v \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c\u0dba\u0dd9\u0db1\u0dca a+b \u0dc0\u0dd2\u0dc3\u0dca\u0dae\u0dcf\u0db4\u0db1\u0dba\u0d9a\u0dca \u0dc3\u0dd2\u0daf\u0dd4 \u0d9a\u0dc5 \u0dba\u0dd4\u0dad\u0dd4\u0dba\u0dd2. \u0db8\u0dda \u0dc3\u0daf\u0dc4\u0dcf \u0d9c\u0dad \u0dc0\u0db1 \u0d9a\u0dcf\u0dbd\u0dba t \u0dc0\u0dda \u0db1\u0db8\u0dca,<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">t=\\frac{a+b}{u-v}<\/span>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf 1 :<\/p>\r\n\r\n\r\n\r\n<p>A \u0db1\u0dd0\u0dc0\u0d9a\u0dca \u0db1\u0dd2\u0dba\u0d9a u \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c\u0dba\u0dd9\u0db1\u0dca \u0d8b\u0dad\u0dd4\u0dbb\u0dd4 \u0daf\u0dd2\u0dc1\u0dcf\u0dc0\u0da7 \u0da0\u0dbd\u0db1\u0dba \u0dc0\u0dda. \u0d91\u0d9a\u0dca\u0dad\u0dbb\u0dcf \u0db8\u0ddc\u0dc4\u0ddc\u0dad\u0d9a\u0daf\u0dd3 A \u0dc3\u0dd2\u0da7 d \u0daf\u0dd4\u0dbb\u0d9a\u0dca \u0db1\u0dd0\u0d9c\u0dd9\u0db1\u0dc4\u0dd2\u0dbb \u0daf\u0dd9\u0dc3\u0dd2\u0db1\u0dca B \u0db1\u0dd0\u0dc0\u0d9a\u0dca \u0db4\u0dd0\u0dc0\u0dad\u0dd2 \u0d85\u0dad\u0dbb \u0d91\u0dba \u0d8b\u0dad\u0dd4\u0dbb\u0dd2\u0db1\u0dca p \u0d9a\u0ddd\u0dab\u0dba\u0d9a\u0dca \u0db6\u0da7\u0dc4\u0dd2\u0dbb\u0da7 \u0dc0\u0dd6 \u0daf\u0dd2\u0dc1\u0dcf\u0dc0\u0da7 \u0db1\u0dd2\u0dba\u0dad v \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c\u0dba\u0dd9\u0db1\u0dca \u0da0\u0dbd\u0db1\u0dba \u0dc0\u0dda. A \u0da7 \u0dc3\u0dcf\u0db4\u0dda\u0d9a\u0dca\u0dc2\u0dc0 B \u0d9c\u0dda \u0da0\u0dbd\u0dd2\u0dad\u0dba \u0dc3\u0dbd\u0d9a\u0dcf A \u0dc4\u0dcf B \u0d85\u0dad\u0dbb \u0d87\u0dad\u0dd2\u0dc0\u0db1 \u0d9a\u0dd9\u0da7\u0dd2\u0db8 \u0daf\u0dd4\u0dbb\u0dad\u0dca \u0d92 \u0dc3\u0daf\u0dc4\u0dcf \u0d9c\u0dad \u0dc0\u0db1 \u0d9a\u0dcf\u0dbd\u0dba\u0dad\u0dca \u0dc3\u0ddc\u0dba\u0db1\u0dca\u0db1.<\/p>\r\n\r\n<p><span class=\"wp-katex-eq\" data-display=\"false\"> V_{B,A} = V_{B,E} + V_{E,A} \\\\\u00a0 \u00a0 = <\/span> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-18219\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/vu.png\" alt=\"\" width=\"68\" height=\"30\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/vu.png 205w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/vu-150x66.png 150w\" sizes=\"(max-width: 68px) 100vw, 68px\" \/><\/p>\r\n\r\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"231\" height=\"144\" class=\"wp-image-18157\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-147.png\" alt=\"\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-147.png 231w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-147-150x94.png 150w\" sizes=\"(max-width: 231px) 100vw, 231px\" \/><\/figure>\r\n\r\n\r\n\r\n<p>\u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c \u0dad\u0dca\u200d\u0dbb\u0dd2\u0d9a\u0ddd\u0dab\u0dba \u0dc3\u0daf\u0dc4\u0dcf cos \u0dc3\u0dd6\u0dad\u0dca\u200d\u0dbb\u0dba \u0dba\u0dd9\u0daf\u0dd3\u0db8\u0dd9\u0db1\u0dca ,<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\left|V_{B,A}\\right|\\;=\\sqrt{v^2+u^2-2uv\\cos\\left(p\\right)}<\/span>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"163\" height=\"146\" class=\"wp-image-18222\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-181.png\" alt=\"\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-181.png 163w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-181-150x134.png 150w\" sizes=\"(max-width: 163px) 100vw, 163px\" \/><\/figure>\r\n\r\n\r\n\r\n<p>\u0d9a\u0dd9\u0da7\u0dd2\u0db8 \u0daf\u0dd4\u0dbb = AC<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 = d cos p<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 = <span class=\"wp-katex-eq\" data-display=\"false\">\\frac{d(u-v\\;\\cos\\;p)}{V_{B,A}}<\/span><\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 = <span class=\"wp-katex-eq\" data-display=\"false\">\\frac{d(u-v\\;\\cos\\;p)}{\\sqrt{v^2+u^2-2uv\\cos\\left(p\\right)}}<\/span><\/p>\r\n\r\n\r\n\r\n<p>\u0d9a\u0dd9\u0da7\u0dd2\u0db8 \u0daf\u0dd4\u0dbb \u0d87\u0dad\u0dd2 \u0dc0\u0dd3\u0db8 \u0dc3\u0daf\u0dc4\u0dcf \u0d9c\u0dad \u0dc0\u0db1 \u0d9a\u0dcf\u0dbd\u0dba\u00a0 = <span class=\"wp-katex-eq\" data-display=\"false\">\\frac{BC}{\\left|V_{B,A}\\right|}<\/span><\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 = <span class=\"wp-katex-eq\" data-display=\"false\">\\frac{d\\sin\\;p)}{\\left|V_{B,A}\\right|}<\/span><\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 = <span class=\"wp-katex-eq\" data-display=\"false\">\\left(\\frac d{V_{B,A}}\\right)\\left(\\frac{v\\;\\sin\\;p}{V_{B,A}}\\right)<\/span><\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 = <span class=\"wp-katex-eq\" data-display=\"false\">\\left(\\frac{d\\;v\\;\\sin\\;p}{v^2+u^2-2uv\\cos\\left(p\\right)}\\right)<\/span><\/p>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf 2 :<\/p>\r\n\r\n\r\n\r\n<p>A \u0db6\u0ddd\u0da7\u0dca\u0da7\u0dd4\u0dc0\u0d9a\u0dca u \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c\u0dba\u0dd9\u0db1\u0dca \u0db1\u0dd0\u0d9c\u0dd9\u0db1\u0dc4\u0dd2\u0dbb \u0daf\u0dd9\u0dc3\u0da7 \u0da0\u0dbd\u0db1\u0dba \u0dc0\u0dda. \u0d91\u0d9a\u0dca\u0dad\u0dbb\u0dcf \u0db8\u0ddc\u0dc4\u0dd9\u0dad\u0dd9\u0d9a\u0daf\u0dd3 A \u0dc3\u0dd2\u0da7 d \u0daf\u0dd4\u0dbb\u0d9a\u0dca \u0d8b\u0dad\u0dd4\u0dbb\u0dd4 \u0daf\u0dd9\u0dc3\u0dd2\u0db1\u0dca B \u0db6\u0ddd\u0da7\u0dca\u0da7\u0da7\u0dd4\u0dc0\u0d9a\u0dca \u0db4\u0dd0\u0dc0\u0dad\u0dd4\u0db1\u0dd2. B \u0dc4\u0dd2 \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c\u0dba v \u0dc0\u0dda. A \u0dc3\u0db8\u0d9c \u0d9c\u0dd0\u0da7\u0dd4\u0db8\u0dca \u0db8\u0d9c\u0d9a \u0dc3\u0dbb\u0dbd \u0dbb\u0dda\u0d9b\u0dd3\u0dba\u0dc0 B \u0dc0\u0dbd\u0dd2\u0dad \u0dc0\u0db1 \u0db6\u0dc0 \u0daf\u0dd3 \u0d87\u0dad. B \u0d9c\u0dda \u0da0\u0dbd\u0dd2\u0dad \u0daf\u0dd2\u0dc1\u0dcf\u0dc0\u0dad\u0dca \u0d9c\u0dd0\u0da7\u0dd3\u0db8\u0da7 \u0d9c\u0dad\u0dc0\u0db1 \u0d9a\u0dcf\u0dbd\u0dba\u0dad\u0dca \u0dc3\u0ddc\u0dba\u0db1\u0dca\u0db1.<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{l}V_{B,E}=V_{B,A}+V_{A,E}\\\\V?\\;=\\;\\downarrow?\\;+\\;\\xrightarrow[u]{}\\end{array}<\/span>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"204\" height=\"195\" class=\"wp-image-18227\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-182.png\" alt=\"\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-182.png 204w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-182-150x143.png 150w\" sizes=\"(max-width: 204px) 100vw, 204px\" \/><\/figure>\r\n\r\n\r\n\r\n<p>B \u0d9c\u0dda \u0da0\u0dbd\u0dd2\u0dad \u0daf\u0dd2\u0dc1\u0dcf\u0dc0 \u0dc0\u0db1\u0dca\u0db1\u0dda v \u0dc4\u0dd2 \u0daf\u0dd2\u0dc1\u0dcf\u0dc0\u0dba\u0dd2. \u0d91\u0db1\u0db8\u0dca \u0db1\u0dd0\u0d9c\u0dd9\u0db1\u0dc4\u0dd2\u0dbb\u0dd2\u0db1\u0dca <span class=\"wp-katex-eq\" data-display=\"false\">\\cos^{-1}\\left(\\frac{\\displaystyle u}v\\right)<\/span> \u0d9a\u0ddd\u0dab\u0dba\u0d9a\u0dca \u0daf\u0d9a\u0dd4\u0dab\u0da7 \u0dc0\u0dd6 \u0daf\u0dd2\u0dc1\u0dcf\u0dc0\u0da7\u0dba\u0dd2.<\/p>\r\n\r\n\r\n\r\n<p>\u0d9c\u0dd0\u0da7\u0dd3\u0db8\u0da7 \u0d9c\u0dad\u0dc0\u0db1 \u0d9a\u0dcf\u0dbd\u0dba = <span class=\"wp-katex-eq\" data-display=\"false\">\\frac{\\displaystyle d}{\\sqrt{\\left|V_{B,A}\\right|}}\\\\<\/span><\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-left\"><span class=\"wp-katex-eq\" data-display=\"false\">\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;=\\frac{\\displaystyle d}{\\sqrt{v^2-u^2}}<\/span><\/p>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf 3 :<\/p>\r\n\r\n\r\n\r\n<p>\u0dc3\u0dbb\u0dbd \u0dc3\u0db8\u0dcf\u0db1\u0dca\u0dad\u0dbb \u0d89\u0dc0\u0dd4\u0dbb\u0dd4 \u0dc3\u0dc4\u0dd2\u0dad \u0db4\u0dc5\u0dbd d \u0dc0\u0db1 \u0d9c\u0d9c\u0d9a\u0dca \u0d85\u0db1\u0dc0\u0dbb\u0dad u \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c\u0dba\u0dd9\u0db1\u0dca \u0d9c\u0dbd\u0dcf \u0db6\u0dc3\u0dd3. \u0db8\u0dd2\u0db1\u0dd2\u0dc3\u0d9a\u0dd4\u0d9c\u0dda \u0db1\u0dd2\u0dc1\u0dca\u0da0\u0dbd \u0da2\u0dbd\u0dba\u0dda \u0db4\u0dd2\u0dc4\u0dd2\u0db1\u0dd3\u0db8\u0dda \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c\u0dba v \u0dba\u0dd9\u0dd2. v&gt;u \u0dc0\u0dd9\u0dba\u0dd2. \u0d9c\u0d9c\u0dda \u0d91\u0d9a \u0d89\u0dc0\u0dd4\u0dbb\u0d9a \u0dbd\u0d9a\u0dca\u0dc2\u0dba\u0d9a\u0dca A \u0daf \u0d85\u0db1\u0dd9\u0d9a\u0dca \u0d89\u0dc0\u0dd4\u0dbb\u0dda \u0dbd\u0d9a\u0dca\u0dc2\u0dba\u0d9a\u0dca B \u0daf \u0dc0\u0dda. AB \u0dbb\u0dda\u0d9b\u0dcf\u0dc0 \u0d9c\u0d9c \u0d9c\u0dbd\u0db1 \u0daf\u0dd2\u0dc1\u0dcf\u0dc0 \u0dc3\u0db8\u0d9c p \u0dc3\u0dd4\u0dbd\u0dd4 \u0d9a\u0ddd\u0dab\u0dba\u0d9a\u0dca \u0dc3\u0dcf\u0daf\u0dba\u0dd2. \u0db8\u0dd2\u0db1\u0dd2\u0dc3\u0dcf A \u0dc3\u0dd2\u0da7 \u0d85\u0dbb\u0d94\u0dcf B \u0dc0\u0dd9\u0dad \u0dc3\u0dbb\u0dbd \u0dbb\u0dda\u0d9b\u0dd3\u0dba\u0dc0 \u0db4\u0dd2\u0dc4\u0dd2\u0db1\u0dcf \u0dba\u0dba\u0dd2 \u0db1\u0db8\u0dca \u0db4\u0dd2\u0dc4\u0dd2\u0db1\u0dd2\u0dba \u0dba\u0dd4\u0dad\u0dd4 \u0daf\u0dd2\u0dc1\u0dcf\u0dc0 AB \u0dbb\u0dda\u0d9b\u0dcf\u0dc0 \u0dc3\u0db8\u0d9c \u0dc3\u0dcf\u0daf\u0db1 \u0d9a\u0ddd\u0dab\u0dba \u0dc3\u0ddc\u0dba\u0db1\u0dca\u0db1. \u0da0\u0dbd\u0dd2\u0dad\u0dba\u0da7 \u0d9c\u0dad\u0dc0\u0db1 \u0d9a\u0dcf\u0dbd\u0dba\u0dad\u0dca \u0dc3\u0ddc\u0dba\u0db1\u0dca\u0db1.<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\"> V_{A,B} = V_{A,C} + V_{C,B} <\/span>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"134\" height=\"45\" class=\"wp-image-18234\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-184.png\" alt=\"\" \/><\/figure>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"188\" height=\"151\" class=\"wp-image-18235\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-185.png\" alt=\"\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-185.png 188w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-185-150x120.png 150w\" sizes=\"(max-width: 188px) 100vw, 188px\" \/><\/figure>\r\n\r\n\r\n\r\n<p>\u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c \u0dad\u0dca\u200d\u0dbb\u0dd2\u0d9a\u0ddd\u0dab\u0dba\u0da7 \u0dc3\u0dba\u0dd2\u0db1\u0dca \u0db1\u0dd3\u0dad\u0dd2\u0dba\u0dd9\u0db1\u0dca<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{l}\\frac{\\sin\\left(p\\right)}v=\\frac{\\sin\\left(B\\right)}u\\\\\\;\\;\\;\\;\\;B=\\sin^{-1}\\left(\\frac{u\\;\\sin\\;p}v\\right)\\end{array}<\/span>\r\n\r\n\r\n\r\n<p>\u0db4\u0dd2\u0dc4\u0dd2\u0db1\u0dd2\u0dba \u0dba\u0dd4\u0dad\u0dd4 \u0daf\u0dd2\u0dc1\u0dcf\u0dc0 AB \u0dbb\u0dda\u0d9b\u0dcf\u0dc0 \u0dc3\u0db8\u0d9c <span class=\"wp-katex-eq\" data-display=\"false\">\\sin^{-1}\\left(\\frac{u\\;\\sin\\;p}v\\right)<\/span> \u0d9a\u0ddd\u0dab\u0dba\u0d9a\u0dca \u0d86\u0db1\u0dad \u0daf\u0dd2\u0dc1\u0dcf\u0dc0 \u0dc0\u0dda.<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{l}V_{M,E}=u\\;\\cos\\left(p\\right)+v\\;\\cos\\left(B\\right)\\\\\\;\\;\\;\\;\\;\\;\\;\\;=u\\;\\cos\\left(p\\right)+\\sqrt{v^2-u^2\\sin^2\\left(p\\right)}\\end{array}<\/span>\r\n\r\n\r\n\r\n<p>\u0db8\u0dd2\u0db1\u0dd2\u0dc3\u0dcf\u0da7 \u0da0\u0dbd\u0dd2\u0dad\u0dba\u0da7 \u0d9c\u0dad\u0dc0\u0db1 \u0d9a\u0dcf\u0dbd\u0dba <span class=\"wp-katex-eq\" data-display=\"false\">=\\frac{\\displaystyle AB}{\\left|V_{M,E}\\right|}\\\\<\/span><\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;=\\frac{\\displaystyle d\\;cosec\\left(p\\right)}{\\displaystyle\\left[u\\;\\cos\\left(p\\right)+\\sqrt{v^2-u^2\\sin^2\\left(p\\right)}\\right]}<\/span>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf 4 :<\/p>\r\n\r\n\r\n\r\n<p>\u0db1\u0dd0\u0d9c\u0dd9\u0db1\u0dc4\u0dd2\u0dbb \u0daf\u0dd2\u0dc1\u0dcf\u0dc0\u0da7 \u0d85\u0db1\u0dc0\u0dbb\u0dad u \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c\u0dba\u0dd9\u0db1\u0dca \u0dc3\u0dd4\u0dbd\u0d9c\u0d9a\u0dca \u0dc4\u0db8\u0dba\u0dd2.\u0d9c\u0dd4\u0dc0\u0db1\u0dca\u0dba\u0dcf\u0db1\u0dba\u0d9a \u0db1\u0dd2\u0dc1\u0dca\u0dc0\u0dbd \u0dc0\u0dcf\u0dad\u0dba\u0dda \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c\u0dba v \u0dc0\u0dd9\u0dba\u0dd2. v&gt;u \u0dc0\u0dda. A \u0d9c\u0dd4\u0dc0\u0db1\u0dca \u0dad\u0ddc\u0da7\u0dd4\u0db4\u0dbd\u0d9a \u0dc3\u0dd2\u0da7 \u0db1\u0dd0\u0d9c\u0dd9\u0db1\u0dc4\u0dd2\u0dbb\u0dd2\u0db1\u0dca p \u0d9a\u0ddd\u0dab\u0dba\u0d9a\u0dca \u0d8b\u0dad\u0dd4\u0dbb\u0da7 \u0dc0\u0dd6 \u0daf\u0dd2\u0dc1\u0dcf\u0dc0\u0da7 d \u0daf\u0dd4\u0dbb\u0d9a\u0dca \u0da0\u0dbd\u0dd2\u0dad \u0dc0\u0dd3 \u0d86\u0db4\u0dc3\u0dd4 \u0db4\u0dca\u200d\u0dbb\u0dad\u0dd2\u0dc0\u0dd2\u0dbb\u0dd4\u0daf\u0dca\u0db0 \u0daf\u0dd2\u0dc1\u0dcf\u0dc0\u0da7 \u0da0\u0dbd\u0dd2\u0dad \u0dc0\u0dd3 \u0dba\u0dcf\u0db1\u0dba A \u0dc0\u0dd9\u0dad \u0db4\u0dd0\u0db8\u0dd2\u0dab\u0dda. \u0da0\u0dbd\u0dd2\u0dad 2 \u0dc3\u0daf\u0dc4\u0dcf \u0d9c\u0dd0\u0dbd\u0db4\u0dd9\u0db1 \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c \u0dad\u0dca\u200d\u0dbb\u0dd2\u0d9a\u0ddd\u0dab \u0d91\u0d9a\u0db8 \u0dc3\u0da7\u0dc4\u0db1\u0d9a \u0db1\u0dd2\u0dbb\u0dca\u0db8\u0dcf\u0dab\u0dba \u0d9a\u0dbb \u0dba\u0dcf\u0db1\u0dba\u0dda \u0db8\u0dd4\u0dbd\u0dd4 \u0da0\u0dbd\u0dd2\u0dad \u0d9a\u0dcf\u0dbd\u0dba \u0dc3\u0ddc\u0dba\u0db1\u0dca\u0db1. \u0d86\u0db4\u0dc3\u0dd4 \u0dc4\u0dd0\u0dbb\u0dc0\u0dd3\u0db8\u0dda\u0daf\u0dd3\u00a0 \u0dba\u0dcf\u0db1\u0dba\u0dda \u0d89\u0daf\u0dd2\u0dbb\u0dd2\u0db4\u0dc3 \u0dba\u0ddc\u0db8\u0dd4 \u0d9a\u0dbb \u0d87\u0dad\u0dd2 \u0daf\u0dd2\u0dc1\u0dcf\u0dc0 \u0d9a\u0dc0\u0dbb \u0d9a\u0ddd\u0dab\u0dba\u0d9a\u0dd2\u0db1\u0dca \u0db7\u0dca\u200d\u0dbb\u0db8\u0dab\u0dba \u0d9a\u0dbd \u0dba\u0dd4\u0dad\u0dd4 \u0dc0\u0dd3 \u0daf\u0dd0\u0dba\u0dd2 \u0dc3\u0ddc\u0dba\u0db1\u0dca\u0db1.<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">V_{P,E}=V_{P,W}+V_{W,E}<\/span>\r\n\r\n\r\n\r\n<p>AB \u0da0\u0dbd\u0dd2\u0dad\u0dba\u0da7<\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"111\" height=\"30\" class=\"wp-image-18250\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-188.png\" alt=\"\" \/><\/figure>\r\n\r\n\r\n\r\n<p>BA \u0da0\u0dbd\u0dd2\u0dad\u0dba\u0da7<\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"132\" height=\"37\" class=\"wp-image-18251\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-189.png\" alt=\"\" \/><\/figure>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"164\" height=\"158\" class=\"wp-image-18252\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-190.png\" alt=\"\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-190.png 164w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-190-150x145.png 150w\" sizes=\"(max-width: 164px) 100vw, 164px\" \/><\/figure>\r\n\r\n\r\n\r\n<p>\u0dba\u0dcf\u0db1\u0dba\u0dda \u0db8\u0dd4\u0dbd\u0dd4 \u0da0\u0dbd\u0dd2\u0dad \u0d9a\u0dcf\u0dbd\u0dba<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{l}=\\;\\frac d{v_1}+\\frac d{v_2}\\\\=d\\left[\\frac1{\\sqrt{v^2-u^2\\sin^2\\left(p\\right)}+u\\cos p}\\;+\\frac{\\displaystyle1}{\\displaystyle\\sqrt{v^2-u^2\\sin^2\\left(p\\right)}-u\\cos p}\\;\\right]\\\\=\\frac{\\displaystyle d\\left(2\\sqrt{v^2-u^2\\sin^2p}\\right)}{v^2-u^2}\\\\=\\frac{\\displaystyle2d\\sqrt{v^2-u^2\\sin^2p}}{v^2-u^2}\\end{array}<\/span>\r\n\r\n\r\n\r\n<p>&nbsp;<\/p>\r\n\r\n\r\n\r\n<p>\u0dba\u0dcf\u0db1\u0dba\u0dda \u0d89\u0daf\u0dd2\u0dbb\u0dd2\u0db4\u0dc3 \u0dba\u0ddc\u0db8\u0dd4 \u0d9a\u0dbb \u0d87\u0dad\u0dd2 \u0daf\u0dd2\u0dc1\u0dcf\u0dc0 \u0dba\u0db1\u0dd4 \u0dc3\u0dd4\u0dbd\u0d9c\u0da7 \u0dc3\u0dcf\u0db4\u0dda\u0d9a\u0dca\u0dc2 \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c\u0dba\u0dda \u0daf\u0dd2\u0dc1\u0dcf\u0dc0\u0dba\u0dd2. \u0dba\u0dcf\u0db1\u0dba \u0d86\u0db4\u0dc3\u0dd4 \u0dc4\u0dd0\u0dbb\u0dc0\u0dd3\u0db8\u0dda\u0daf\u0dd3 \u0d91\u0dba \u0dba\u0ddc\u0db8\u0dd4 \u0d9a\u0dbb \u0d87\u0dad\u0dd2 \u0daf\u0dd2\u0dc1\u0dcf\u0dc0 \u0db7\u0dca\u200d\u0dbb\u0db8\u0dab\u0dba \u0d9a\u0dbd \u0dba\u0dd4\u0dad\u0dd4 \u0d9a\u0ddd\u0dab\u0dba <span class=\"wp-katex-eq\" data-display=\"false\">=2B=2\\cos^{-1}\\left(\\frac{u\\;\\sin p}v\\right)<\/span><\/p>\r\n\r\n\r\n\r\n<p><strong>\u0db4\u0dc3\u0dd4\u0d9c\u0dd2\u0dba \u0dc0\u0dd2\u0db7\u0dcf\u0d9c \u0db4\u0dca\u200d\u0dbb\u0dc1\u0dca\u0db1<\/strong><\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"586\" height=\"436\" class=\"wp-image-18256\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-191.png\" alt=\"\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-191.png 586w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-191-300x223.png 300w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-191-150x112.png 150w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-191-485x360.png 485w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-191-564x420.png 564w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-191-80x60.png 80w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-191-265x198.png 265w\" sizes=\"(max-width: 586px) 100vw, 586px\" \/><\/figure>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"818\" class=\"wp-image-18257\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-192.png\" alt=\"\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-192.png 650w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-192-238x300.png 238w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-192-150x189.png 150w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-192-300x378.png 300w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/06\/image-192-334x420.png 334w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><\/figure>\r\n\r\n\r\n\r\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\">\r\n<div class=\"wp-block-embed__wrapper\">https:\/\/youtu.be\/xJjmQdlp0JE<\/div>\r\n<\/figure>\r\n\r\n\r\n\r\n<div class=\"wp-block-spacer\" style=\"height: 87px\" aria-hidden=\"true\">\u00a0<\/div>\r\n\r\n\r\n\r\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-block-buttons-is-layout-flex\">\r\n<div class=\"wp-block-button is-style-shadow td_btn_normal\"><a class=\"wp-block-button__link\" style=\"border-radius: 15px\" href=\"https:\/\/drive.google.com\/uc?id=1RWxMw3prAoek5nP1CMxpKDOYlCMHRS8R&amp;export=download\" target=\"_blank\" rel=\"noreferrer noopener\">\u0db4\u0dcf\u0da9\u0db8\u0dda \u0dc3\u0da7\u0dc4\u0db1 Download \u0d9a\u0dbb\u0d9c\u0db1\u0dca\u0db1.<\/a><\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<div class=\"wp-block-spacer\" style=\"height: 100px\" aria-hidden=\"true\">\u00a0<\/div>\r\n<div class=\"wp-block-buttons is-content-justification-center\">\r\n<div class=\"wp-block-button is-style-shadow td_btn_normal\"><a class=\"wp-block-button__link\" href=\"https:\/\/drive.google.com\/drive\/folders\/1ySpIHMZrV2lOG8dVSDGUR5_sk9ZhYokF?usp=sharing\" target=\"_blank\" rel=\"noreferrer noopener\">\u0dad\u0dc0\u0dad\u0dca \u0db4\u0dca\u200d\u0dbb\u0dc1\u0dca\u0db1 \u0db4\u0dd9\u0db1\u0dca\u0dc0\u0db1\u0dca\u0db1.<\/a><\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<p>&nbsp;<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>\u0db8\u0dd9\u0db8 \u0db8\u0dcf\u0dad\u0dd8\u0d9a\u0dcf\u0dc0\u0da7 \u0dbd\u0ddd\u0d9a\u0dba \u0dc0\u0dd9\u0db1\u0dc3\u0dca \u0daf\u0dd8\u0dc2\u0dca\u0da7\u0dd2\u0d9a\u0ddd\u0dab\u0dba\u0d9a\u0dd2\u0db1\u0dca \u0db6\u0dd0\u0dbd\u0dd3\u0db8 \u0d87\u0dad\u0dd4\u0dc5\u0dad\u0dca \u0dc0\u0dda. \u0db1\u0dd0\u0dc0\u0dca \u0daf\u0dd9\u0d9a\u0d9a\u0dca \u0db8\u0dd4\u0dc4\u0dd4\u0daf\u0dda \u0dba\u0dcf\u0dad\u0dca\u200d\u0dbb\u0dcf \u0d9a\u0dbb\u0db1 \u0dc0\u0dd2\u0da7 \u0d92\u0dc0\u0dcf \u0daf\u0dd9\u0dc3 \u0daf\u0dd4\u0dbb\u0dd2\u0db1\u0dca \u0dc3\u0dd2\u0da7 \u0db6\u0dbd\u0dcf \u0dc3\u0dd2\u0da7\u0dd3\u0db8\u0da7 \u0d85\u0db4 \u0db4\u0dd4\u0dbb\u0dd4\u0daf\u0dd4 \u0dc0\u0dd3 \u0d87\u0dad. \u0dc3\u0dcf\u0db4\u0dda\u0d9a\u0dca\u0dc2 \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c\u0dba \u0d85\u0db0\u0dca\u200d\u0dba\u0dba\u0db1\u0dba \u0d9a\u0dbb\u0db1 \u0dc0\u0dd2\u0da7 \u0d85\u0db4 \u0d91\u0d9a\u0dca \u0db1\u0dd0\u0dc0\u0d9a\u0da7 \u0d9c\u0ddc\u0dc3\u0dca \u0d85\u0db4\u0dda \u0db1\u0dd0\u0dc0\u0dd9\u0db1\u0dca \u0db4\u0dd9\u0db1\u0dd9\u0db1 \u0db4\u0dbb\u0dd2\u0daf\u0dd2 \u0d85\u0db1\u0dd9\u0d9a\u0dca \u0db1\u0dd0\u0dc0 \u0db1\u0dd2\u0dbb\u0dd3\u0d9a\u0dca\u0dc2\u0dab\u0dba \u0d9a\u0dbb\u0dba\u0dd2.<br \/>\n\u0db8\u0dd9\u0db8 \u0d9a\u0ddc\u0da7\u0dc3 \u0dba\u0da7\u0dad\u0dda\u0daf\u0dd3 \u0dc3\u0dcf\u0db4\u0dda\u0d9a\u0dca\u0dc2 \u0db4\u0dca\u200d\u0dbb\u0dc0\u0dda\u0d9c\u0dba \u0db4\u0dd2\u0dc5\u0dd2\u0db6\u0db3 \u0db8\u0dd6\u0dbd\u0daf\u0dbb\u0dca\u0db8\u0dba \u0dc4\u0dcf \u0d91\u0dba \u0d86\u0dc1\u0dca\u200d\u0dbb\u0dd2\u0dad \u0d9c\u0dd0\u0da7\u0dc5\u0dd4 \u0dc3\u0dd4\u0dc5\u0dd4 \u0d9a\u0dd2\u0dbb\u0dd3\u0db8\u0dca \u0db4\u0dd2\u0dc5\u0dd2\u0db6\u0db3\u0dc0 \u0dc3\u0dcf\u0d9a\u0da0\u0dca\u0da1\u0dcf\u0dc0\u0da7 \u0dbd\u0d9a\u0dca 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