Question

Assume that an electric field → E = 30 x 2 ˆ i A exists in space. Then the potential defference V A − V O , where V O is the potential at the origin and V A the potential at x = 2 m is ............. V.

Answer 1

Answer:

Answer is A

E

ˉ

=30x

2

i

dV=−∫E.dx

∫

V

0

V

A

dV=−∫

0

2

30x

2

dx

V

A

−V

0

=−80Volt

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