Question Detail

PHY 102 Gauss's Law and Electrostatic Fields Objective Question

Question

A charged particle of mass m and charge q enters a uniform electric field E perpendicular to its initial velocity. What is its acceleration?
Options
A a = qE/m (constant)
Correct Answer
B a = m/(qE)
C a = qm/E
D a varies with time
Correct Answer

Option A is the correct answer.

Detailed Explanation

The force on a charged particle in a uniform electric field is F = qE, constant. Acceleration a = F/m = qE/m is constant.

Hint

Constant force → constant acceleration.

Question Info