" A charge of "10^(-10)C" is placed at the origin.The electric field at "(1,1)cm" due to it (in "NC^(-1)" ) is "

A charge of 10^(-10C is placed at the origin. The electric field at (1, 1) m due to it (in NC^(-1) ) is

The electric potential on the surface of a sphere of radius R due to a charge 3 xx 10^(-6)C is 500V. The intensity of electric field on the surface of the sphere is (NC^(-1)) is

A point charge q is placed at the origin . How does the electric field due to the charge very with distance r from the origin ?

A point-charge q is placed at the origin. How does the electric field due to the charge vary with distance r from the origin?

A point charge q is placed at the origin . How does the electric field due to the charge very with distance r from the origin ?

A point charge q is placed at the origin. How does the electric field due to the charge vary with distance r from the origin?

The electric field at (30, 30) cm due to a charge of -8nC at the origin in NC^(-1) is