An electric dipole with dipole moment `4 xx 10^-9` Cm Is aligned at `30^@` with the di-rection of a uniform electric field of magnitude `5 xx 10^4 NC^-1`. Calculate the magnitude of the torque acting on the dipole.

A square coil of side 10 cm consists of 20 turns and carries a current of 12 A. The coil is suspended vertically and the normal to the plane of the coll makes an angle of 30^@ with the direction of a uniform horizontal magnetic field of magnitude 0.80 T. What is the magnitude of torque experienced by the coll?

A square coil of side 10cm consists of 20 turns and carries a current of 12A. The coil is suspended vertically and the normal to the plane of the coil makes an angle of 30^(o) with the direction of a uniform horizontal magnetic field of magnitude 0.80 T. What is the magnitude of torque experienced by the coil?

An electric dipole is placed in a uniform electric field of strength ‘E’ at an angle theta with the field:- What is the torque acting on the dipole?

An electric dipole, when held at 30^(0) with respect to a uniform electric field of 10^(4)NC^(-1) experiences a torque of 9x10^(26)Nm. Calculate dipole moment of the dipole.

A dipole consisting of an electron and a proton separated by a distance 4xx10^(-10)m is situated in an electric field of intensity 3xx10^5NC^(-1) at an angle of 30^@ with the field. Calculate the dipole moment and torque acting on it.

Calculate the electrostatic force acting on a proton when it is placed in a uniform electric filed of 3.2 xx 10^4 NC^-1 .