A light whose frequency is equal to 6.0 x 10¹⁴ Hz is incident on a metal

A light whose frequency is equal to 6.0 x 10¹⁴ Hz is incident on a metal whose work function is 2 eV. (h= 6.63 x 10⁻³⁴ Js, 1 ev = 1.6 x 10⁻¹⁹ J). The maximum energy of the electron emitted will be

Options

(a) 2.49 eV
(b) 4.49 eV
(c) 0.49 eV
(d) 5.49 eV

Correct Answer:

0.49 eV

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. The minimum wavelength of X-rays emitted by X-ray tube is 0.4125Å
  2. The average power dissipated in a pure inductor is
  3. As a result of interference of two coherent sources of light, energy is
  4. A thin rod of length L and mass M is bent at its midpoint into two halves
  5. A body weighs 50 grams in air and 40 grams in water. How much would it weigh in a liquid