The kinetic energy of an electron traveling at 0.98c is
A) 0.2452 MeV.
B) 0.5110 MeV.
C) 0.756 MeV.
D) 1.225 MeV.
E) 2.044 MeV.

Question

Quizplus · Accepted Answer

The relativistic kinetic energy of an electron traveling at 0.98c is calculated using the formula KE = (γ - 1)mc², where γ is the Lorentz factor. For an electron with rest mass energy of 0.511 MeV, the kinetic energy at 0.98c is approximately 2.044 MeV.

The Kinetic Energy of an Electron Traveling at 0