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When a monochromatic point source of lig...

When a monochromatic point source of light is at a distance
of 0.2 m from a photoelectric cell, the cut off voltage and the saturation current
are respectively 0.6 V and 18.0 mA. If the same source is placed 0.6 m away
from the photoelectric cell, then
(a) the stopping potential will be 0.2 V
(b) the stopping potential will be 0.6 V
(c ) the saturation current will be 6.0 mA
(d) the saturation current will be 2.0 mA

A

The stopping potential will be 0.2 V

B

The stopping potential will be 0.6 V

C

The stopping potential will be 2.0 mA

D

The stopping potential will be 6.0 mA

Text Solution

Verified by Experts

The correct Answer is:
B, C
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