1.

The electric potential V at any point (x, y, z) in space is given by V =3x^2 where x, y, z are all in metre. The electric field at the point (1 m, 0,2 m) is

Answer»

a. `6 V m^(-1)` ALONG NEGATIVE x-axis
b. `6 V m^(-1)` m along POSITIVE x-axis
c. 12 `V m^(-1)` makong negative x-axis
d. 12 `V m^(-1)` along positive r-axis

Answer :A


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