Atoms And Nuclei Question 208

Question: The mass equivalent of 931 MeV energy is [MP PET 1994; MH CET 2003]

Options:

A) $ 1.66\times {{10}^{-27}}kg $

B) $ 6.02\times {{10}^{-24}}kg $

C) $ 1.66\times {{10}^{-20}}kg $

D) $ 6.02\times {{10}^{-27}}kg $

Show Answer

Answer:

Correct Answer: A

Solution:

$ m=\frac{E}{c^{2}}=\frac{931\times 1.6\times {{10}^{-13}}}{{{(3\times 10^{8})}^{2}}}=1.66\times {{10}^{-27}}kg. $



NCERT Chapter Video Solution

Dual Pane