Q.
If the radius of an orbit is r and the velocity of electron in it is v, then the frequency of electron in the orbit will be
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a
2πrv
b
2πvr
c
vr2π
d
v2πr
answer is D.
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Detailed Solution
T=2πrv ⇒1f=2πrv ⇒f=v2πr
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