Author Question: A particle has a total energy that is 5 times its rest energy. What is the speed of the particle? ... (Read 109 times)

Tirant22 · **on:** Jul 29, 2018

A particle has a total energy that is 5 times its rest energy. What is the speed of the particle?

A) 0.980c
B) 0.985c
C) 0.950c
D) 0.990c
E) 0.998c

Question 2

When the distance between the two charges is doubled, the force between them is

A) doubled.
B) quadrupled.
C) reduced by a factor of 3.
D) reduced by a factor of .
E) reduced by a factor of 4.