MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Photoelectric Effect

The kinetic e...

Question

The kinetic energy of the photo electrons does not depend upon :

A

intensity of incident radiation

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

frequency of incident radiation

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

wavelength of incident radiation

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

wave number of incident radiation

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A intensity of incident radiation
As we know,
$K E = h v - h v_{0}$
So, KE will not depend on intensity of incident radiation.

Suggest Corrections

thumbs-up

0

Similar questions

Q. Assertion : Kinetic energy of photo electrons emitted by a photosensitive surface depends upon the intensity of incident photon.

Reason : The ejection of electrons from metallic surface is possible with frequency of incident photon below the threshold frequency.

Q. Assertion :Kinetic energy of photoelectrons increases with increase in the frequency of incident radiation. Reason: The number of photoelectrons ejected increases with increase in intensity of incident radiation.

Q. The kinetic energy of photoelectrons emitted by a photosensitive surface depends on the intensity of the incident radiation.

Q. Explain giving reasons for the following.
(a) Photoelectric current in a photocell increases with the increase in the intensity of the incident radiation.
(b) The stopping potential

(V_{0})

varies linearly with the frequency

(ν)

of the incident radiation for a given photosensitive surface with the slope remaining the same for different surfaces.
(c) Maximum kinetic energy of the photo-electrons is independent of the intensity of incident radiation.

Q. The number of photo electrons emitted per second depend on the ____________ of incident radiatic.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Photoelectric Effect

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Photoelectric Effect

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon