Light of Two Different...... | JEE Main 2022 | Photoelectric

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JEE MAIN 2022

24-06-22 S2

Question

The light of two different frequencies whose photons have energies 3.8 eV and 1.4 eV respectively, illuminate a metallic surface whose work function is 0.6 eV successively. The ratio of maximum speeds of emitted electrons for the two frequencies respectivly will be :

Select the correct option:

A

1 : 1

B

2 : 1

C

4 : 1

D

1 : 4

✓ Correct! Well done.

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Solution

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