PracticeMedium
Q.The rest energy of an electron is 0.51 MeV. Its energy when moving with speed 0.99c is nearly
a
0.51 MeV
b
3.6 MeV
c
7.1 MeV
d
10.2 MeV
Correct Answer: Option B
The correct solution involves applying the fundamental concept to derive the final value step by step...