MyQuestionIcon

1

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

Stopping Potential Revisited

A photocell s...

Question

A photocell stops emission if it is maintained at 2V negative potential. The energy of most energetic photoelectron is

A

2eV

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

B

2J

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

C

2kJ

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

D

2keV

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

Open in App

Solution

The correct option is A
2eV

$K_{m a x} = (| V_{0} |) e V = 2 e V$

Suggest Corrections

thumbs-up

2

Similar questions

A photocell stops emission if it is maintained at 2V negative potential. The energy of most energetic photoelectron is

Q. In a photo electric emission process from a metal of work function 1.8 eV, the kinetic energy of most energetic electrons is 0.5 eV. The corresponding stopping potential is

Q. In photoelectric emission process from a metal of work function

1.8 e V

, the kinetic energy of most energetic electrons is

0.5 e V

. The corresponding stopping potential is :

Q. In a photo electric emission process from a metal of work function 1.8 eV, the kinetic energy of most energetic electrons is 0.5 eV. The corresponding stopping potential is

Q. Light of wavelength

0.6 μ m

from a sodium lamp falls on a photocell and causes the emission of photoelectrons for which the stopping potential is

0.5 V

. With light of wavelength

0.4 μ m

from a mercury vapor lamp, the stopping potential is

1.5 V

. Then, the work function [in electron volts] of the photocell surface is

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Stopping Potential Revisited

PHYSICS

Watch in App

explore_more_icon

Explore more

Stopping Potential Revisited

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon