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Questions  

The electric potential Vat any point (x, y, z ), all in metres in space is given by V = 4x2 volt. The electric field at the point (1, 0, 2) in volt/meter, is :

a
8 along negative X-axis
b
8 along positive X-axis
c
16 along negative X-axis
d
16 along positive X-axis

detailed solution

Correct option is A

E→=-∂V∂x i^=-8x i^At point (1, 0, 2)E→=-8i^

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