胖打D asked in 科學其他:科學 · 9 years ago

大一普物一題

1.簡單翻譯題目

2.

A student of weight 667 N rides a steadily rotating

Ferris wheel (the student sits upright). At the highest point,

the magnitude of the normal force FN on the sudent from the

seat is 556 N.

(a)Does the student feel "light" or "heavy" there?

(b)What is the magnitude of at the lowest point?If the wheel's speed is doubled, what is the magnitude FN at the (c) highest and (d) lowest point?

(其中FN的N是下標,整個的上面有一條向右的箭頭→)

1 Answer

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    Lv 7
    9 years ago
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    重量667N的學生搭乘穩定轉動的摩天輪。在最高點時,椅子作用在學生身上的力量為FN,大小為556N。(a)在此位置時學生覺得變輕或變重?(b)在最低位置時FN的大小?如果摩天輪的轉速加倍(c)最高點時的FN?(d)最低點時的FN?

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