For a certain metal incident frequency v is five times of threshold frequency 
and the maximum velocity of coming out photoelectrons is 
. If 
,the maximum velocity of photoelectrons will be:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
According to Einstein's photoelectric equation.
According to the question
……… .(i)
……… (ii)
Dividing equation (i) by (ii), we get
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