How Do Electrons Accelerated to 10^9 eV Compare in Mass, Velocity, and Energy?

[kaka']

Homework Statement

Electrons are accelerated up to a kinetic energy of 10^9 eV. Find:-

(a) the ratio of their mass to the rest mass,
(b) the ratio of their velocity to the velocity of light,
(c) the ratio of their total energy to their rest mass energy.

1 eV=1.6x10^-19 Joule, c=3x10^8 msec^-1

Homework Equations

The Attempt at a Solution

 

[robphy]

First, you need to provide...

Homework Equations

The Attempt at a Solution