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Q:
Why is the work done to move a charge on an equipotential surface Zero....
- Prudhvi Raj Borra (age 16)
Machilipatnam,Andhra,India.
A:
It's a matter of definition. Equipotential means same potential everywhere. The amount of work done on a charge Q when moving it from potential V
1 to V
2 is (V
1 - V
2 )*Q. Since on an equipotential V
1 is equal to V
2 the net work is zero.
LeeH
(published on 12/11/2009)
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