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When the electromagnetic radiations of ...

When the electromagnetic radiations of frequencies `4xx10^15` Hz and `6xx10^15`Hz fall on the same metal in different experiments, the ratio of maximum kinetic energy of electrons liberated is 1:3. The threshold frequency for the metal is

A

`2 xx 10^(15) Hz `

B

`1 xx 10^(15) Hz `

C

`3 xx 10^(15) Hz `

D

`1.67 xx 10^(15) Hz `

Text Solution

Verified by Experts

The correct Answer is:
C
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