Physicshard · Past Paper
How much work is done to move a 2mC (millicoulomb) charge across a potential difference of 5V?
A10 J
B0.01 J
C100 J
D0.1 J
✓ Correct Answer: B — 0.01 J
W = Q * V. 2 mC = 0.002 C. W = 0.002 * 5 = 0.01 Joules.
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