A negative test charge is moving near a long straight wire carrying a current
PHYSICS · Single correct · CBSE · Physics · Moving Charges and Magnetism · Moving Charges and Magnetism
Problem
A negative test charge is moving near a long straight wire carrying a current. The force acting on the test charge is parallel to the direction of the current. The motion of the charge is:
(1) away from the wire
(2) towards the wire
(3) parallel to the wire along the current
(4) parallel to the wire opposite to the current