JEE Main & Advanced
Physics
Electrostatics & Capacitance
Question Bank
Electric Field and Potential
question_answer
There is 10 units of charge at the centre of a circle of radius 10m. The work done in moving 1 unit of charge around the circle once is [EAMCET (Med.) 1995; AIIMS 2000; Pb. PMT 2000]
A) Zero
B) 10 units
C) 100 units
D) 1 unit
Correct Answer:
A
Solution :
The work done in moving a charge on equipotential surface is zero.