Home
Class 10
PHYSICS
The work function of a material is 4.5eV...

The work function of a material is 4.5eV. What is the maximum wavelength of incident light for which electrons will be emitted?

A

`2450 Å`

B

`2755Å`

C

`3125Å`

D

`3525Å`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • NATURE OF LIGHT AND PHOTOELECTRIC EFFECT

    CENGAGE PHYSICS|Exercise Olympiad and NTSE Level Exercises|9 Videos

  • NATURE OF LIGHT AND PHOTOELECTRIC EFFECT

    CENGAGE PHYSICS|Exercise Mandatory Exercise (Exercise Set IV)|3 Videos

  • MAGNETISM

    CENGAGE PHYSICS|Exercise OLYMPIAD AND NTSE LEVEL EXERCISES|8 Videos

  • OPTICAL INSTRUMENTS

    CENGAGE PHYSICS|Exercise OLYMPLAD AND NTSE LEVEL EXERCISES|10 Videos

Similar Questions

Explore conceptually related problems

The work function of lithium is 2.5 eV. what is the maximum wavelength of light that can cause the photoelectric effect in lithium?

The work function of a metal is 4 eV. What should be the wavelength of the incident radiation for the emission of photoelectrons of zero velocity ?

Work function of a metal is 2 eV. The maximum wavelength of photons required to emit electrons from its surface is

Calculate the velocity of a photo-electron, if the work function of the target material is 1.24 eV and the wavelength of incident light is 4360Å . What retarding potential is necessary to stop the emission of the electrons?

The work function of a metal surface is 4.2 eV. The maximum wavelength which can eject electrons from this metal surface is

The work function of a metal is 2.5 eV. Light of wavelength 3600 Å is incident on this metal surface. The velocity of emitted photoelectrons will be

Calculate the valocity of a photoelectron if the work function of the target material is 1.24eV and the wavelength of incident light is 4.36xx10^(-7) m. What retarding potentia is necessary to stop the emission of the electrons?

The work function of a surface of a photosensitive material is 6.2 eV . The wavelength of the incident radiation for which the stopping potential is 5 V lies in the

Assertion: Work function of a metal is 5 eV. The maximum wavelength of photons required to emit electrons from its surface is 2480 Å. Reason: Work function, phi_0=(hc)/lamda_max .