An electron moving with speed...|MODERN PHYSICS|JEEMAIN 2021

JEE MAIN 2021

25-07-21 S2

Question

An electron moving with speed v and a photon moving with speed c, have same D-Broglie wavelength. The ratio of kinetic energy of electron to that of photon is :

Select the correct option:

$\frac{3 c}{v}$

$\frac{v}{3 c}$

$\frac{v}{2 c}$

$\frac{2 c}{v}$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Physics

Easy

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