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 coefficient of performance of a Carnot refrigerator working between 30⁰C and 0⁰C is
  2. In an a.c circuit the e.m.f. (e) and the current (i) at any instant are given
  3. The string of a pendulum is horizontal.The mass of bob attached to it is m
  4. All components of the electromagnetic spectrum in vacuum have the same
  5. Energy bands in solids are a consequence of