Relativistic Momentum and Maximum Velocity – Practice

Questions:

1) Calculate the momentum of an electron moving at 2.45 × 108 m/s relative to a target:

2) At what speed is a particle moving if its relativistic mass is 4.5 times its rest mass? 

Quick Answers:

1) 3.87 × 10-22 kgm/s

2) 2.92 × 108 m/s

Worked Answers: