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Two points P and Q are maintained at the...

Two points P and Q are maintained at the potentials of 10V and -4V, respectively. The work done in moving 100 electrons from P to Q is:

A

`-2.24xx10^(-16) J`

B

`2.24xx10^(-16)J`

C

`-9.60xx10^(-17) J`

D

`9.60xx10^(-17) J`

Text Solution

Verified by Experts

The correct Answer is:
B
`q=-100xx1.6xx10^(-19) C`
`DeltaV=-14` volt
`W=qDeltaV=2.24xx10^(-16)J`
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