Home
Class 12
PHYSICS
In an experiment of photoelectric emissi...

In an experiment of photoelectric emission for incident light of `4000Å`, the stopping potential is 2V. If the wavelength of incident light is made `3000Å`, then stopping potential will be :

A

1 V

B

1.5 V

C

2 V

D

3V.

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

When a piece of metal is illuminated by a monochromatics light of wavelength gamma then stopping potential is 3V_(s) . When same surface is illuminated by light of wavelength 2gamma , then stopping potential becomes V_(s) . The value of threshold wavelength for photoelectric emission will be

The energy of the incident photon is 20 eV and the work function of the photosensitive metal is 10 eV, the stopping potential is

A source of light is placed at a distance of 1 m from a photo cell and the cut off potential is V_0 . If the source of light is placed at a distance of 50 cm, the cut off potential will be :

Blue light can cause photoelectric emission from a metal, but yellow light cannot. If red light is incident on the metal, then