A particle and an antiparticle have:
A)the same mass and the same electric charge.
B)the same mass and equal electric charges of opposite sign.
C)equal masses of opposite sign and the same electric charge.
D)equal masses of opposite sign and equal charges of opposite sign.

Question

Quizplus · Accepted Answer

A particle and an antiparticle have the same mass but opposite charges. Therefore, the best choice is equal masses of opposite sign and equal charges of opposite sign, which is option D.

A Particle and an Antiparticle Have