Kinetic energy of emitted cathode rays is dependent on. | PHYSICS - EINSTEINS PHOTOELECTRIC EQUATION - ENERGY QUANTUM OF RADIATION | SolveeIt | Solveeit

Today, August 18

Question

Kinetic energy of emitted cathode rays is dependent on.

A

Only voltage

B

Only work function

C

Both (1) and (2)

D

It does not depend upon any physical quantity

Answer

Both (1) and (2)

Explanation

Solution

Higher the voltage, higher is the KE. Higher the work function, smaller is the KE.