The additional energy that should be given to an electron to reduce its de-Broglie

The additional energy that should be given to an electron to reduce its de-Broglie wavelength from 1nm to 0.5nm is

Options

(a) 2 times the initial kinetic energy
(b) 3 times the initial kinetic energy
(c) 0.5 times the initial kinetic energy
(d) 4 times the initial kinetic energy

Correct Answer:

3 times the initial kinetic energy

Explanation:

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

admin:

Related Questions

  1. A solenoid of length l metre has self inductance L henry. If number of turns
  2. Three resistances P,Q,R each of 2Ω and an unknown resistances S form the four arms
  3. A ball is projected upwards from the foot of a tower. The ball crosses the top
  4. In the relation n=PV/RT, n stands for
  5. Two point charges +2 coulomb and +10 coulomb repel each other with a force of 12 N.