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. The minimum velocity (in ms⁻¹) with which a car driver must traverse a flat curve
  2. If 10000 V is applied across an X-ray tube, what will be the ratio of de-Broglie
  3. If emf induced in a coil is 2 V by changing the current in it from 8 A to 6 A
  4. In a mass spectrometer used for measuring the masses of ions, the ions
  5. A potentiometer wire of length L and a resistance r are connected in series with