Why must the angle be small?
What's the problem if the angle is too large?
Thanks!
2006-11-13 18:51:19 · 2 個解答 · 發問者 ｌｏｇｂｏｇ 3 in 科學 ➔ 其他：科學
When derive the formula, It involves an approximation that sin x = x, this approximation is valid only when x is small.
If the angle is too large, what predicted by the formula does not match with the real world.
2006-11-14 03:58:38 · answer #1 · answered by ? 7 · 0⤊ 0⤋
The answer is so better.
2006-11-19 07:58:30 · answer #2 · answered by ? 3 · 0⤊ 0⤋