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Clearnote
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Undergraduate
Natural Science
請問這個1/3是怎麼算出來的
Natural Science
Undergraduate
about 2 yearsago
被冰塊燙傷
請問這個1/3是怎麼算出來的
(2)由題目所給之 a-t 圖,可得 V-t圖如下: :號:(1) 由「V-t 圖面積=位移」知: LS-119-a.er=0 1 Ax0→2 =-x2×12=8(m) 3 1 AX2-5 =-x(12+48)×3 2 =90(m) 72 (298) 0.0 = 48 Axsg = 4x72−−x4x24 -x4x24 3 V(m/s) = 256 (m) 故得9秒內之總位移為: 8+90+256=354(m) 12 1 2 ONT **0=(Txx 5 9
請問這個1/3是怎麼算出來的
Answers
qn
about 2 yearsago
x²積分出來的
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