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If maximum velocity with which an electr...

If maximum velocity with which an electron can be emitted from a photo cell is `4 xx 10^(8) cm//sec` , the stopping potential is (mass of electron ` = 9 xx -31 kg`)

A

30 volt

B

45 volt

C

59 volt

D

Information is insufficient

Text Solution

Verified by Experts

The correct Answer is:
B
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