[題目] 普物兩題
[領域] 普物 (題目相關領域)
[來源] Benson (課本習題、考古題、參考書...)
[題目] Two point sources S1 and S2 are in phase.they are a distance d
apart a line perpendicular to a screen,as in fig. below.
(a) What is seen on the screen ? (b)Assuming d<<L, find the position
ym(m是足碼), of the m th maximum relative to the center O
__ -
d | | | y
|-----| | | |
S1 S2-----------|--|- O-
* . * | |
|--------------| |
L | |
| |
[瓶頸] (寫寫自己的想法,方便大家為你解答)
(a)我知道會是 圓環型的條紋 但是(b)就不知如何下手了 用類似雙狹縫的方式解
但是我會找不到θ 只列到 y = Ltanθ近似 y = L sinθ就不行了 請板上高手幫幫我!
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