[討論] 物理作業 set3
今天和幾位同學聊了一下~
決定把簡答PO上來~
只有簡答簡答簡答簡答
不附詳答~
讓大家心裡有個底~比較不會寫完以後心裡毛毛的
不然到時候要是大家計算方式都一樣老師就可以開心扣了~
答案有和幾位同學稍微對過~
但是不保證正確~
大家有問題就推文吧~
說不定錯很多...=.=
大家多多包涵了~
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1. (a) 0.24 h.p.
(b) 33.57 J/s
2. 28.07度 (sin^-1 7/18)
3. (a) 0.12 m
(b) 0.36 J
(c) -0.36 J
(d) 0.060 m
(e) 0.090 J
4. (a) 0.249 J
(b) -1.8 J
(c) 3.74 m/s
(d)
5. (a) 100 J
(b) 200/3 W
(c) 100/3 W
6. (a) 44.27 m/s
(b) 1/32
7. (a) (2gL)^1/2
(b) 5mg
(c) -mgL
(d) -2mgL
8. 這題看課本吧...好機車的題目...
9. 證明題略~
10. (a) 12.91 m/s
(b) 11.29 m/s
(c) No, 9.29 m
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