杰少仔 發表於 2006-2-28 21:53:24

AS PHY

For bright fringe,

a sin@ = m入
d sin@ = n入

幾時知用邊個?

CYBASTER 發表於 2006-3-1 02:38:34

dsin@=n入
For diffraction grating

asin@=m入
for interference

應該係咁掛:icon101:
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