An electric dipole will experience a net force when it is placed in? Mark as favorite Copy Link a non-uniform electric field None of these a uniform electric field both (a) and (c) Check Answer
The unit of electric field is not equivalent to? Mark as favorite Copy Link J / C N / C J / Cm V / m Check Answer
The number of electrons contained in one coulomb of charge is? Mark as favorite Copy Link 1.6 × 10^19 6.25 × 10^18 6.25 × 10^17 1.6 × 10^19 Check Answer
An electric dipole is placed at an angle of 30° to a non-uniform electric field. The dipole will experience? Mark as favorite Copy Link a torque only a translational force only in the direction of the field a translational force only in the direction normal to the direction of the field a torque as well as a translational force Check Answer
An electric dipole is placed at the centre of a sphere then? Mark as favorite Copy Link the electric field is not zero anywhere on the sphere. the electric field is zero on a circle on the sphere. the flux of the electric field through the sphere is not zero. the electric field is zero at every point of the sphere. Check Answer
Gauss’s law will be invalid if? Mark as favorite Copy Link the velocity of light is not a universal constant. the inverse square law is not exactly true. there is magnetic monopoles. none of these. Check Answer
Positive electric flux indicates that electric lines of force are directed? Mark as favorite Copy Link inwards either (a) or (b) outwards None of these Check Answer
Electric field at a point varies as r° for? Mark as favorite Copy Link a line charge of infinite length a point charge an electric dipole a plane infinite sheet of charge Check Answer
For distance far away from centre of dipole the change in magnitude of electric field with change in distance from the centre of dipole is? Mark as favorite Copy Link zero. more in case of axis of dipole as compared to equatorial plane more in case of equatorial plane of dipole as compared to axis of dipole. same in equatorial plane as well as axis of dipole. Check Answer