A particle is moving 5 | Modern Physics

JEE MAIN 2020

02-09-2020 S2

Question

A particle is moving 5 times as fast as an electron. The ratio of the de-Broglie wavelength of the particle to that of the electron is $1.878 \times 10^{-4}$. The mass of the particle is close to

Select the correct option:

$1.2 \times 10^{-28} \mathrm{~kg}$

$9.1 \times 10^{-31} \mathrm{~kg}$

$4.8 \times 10^{-27} \mathrm{~kg}$

$9.7 \times 10^{-28} \mathrm{~kg}$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Physics

Easy

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