A wire is bent in the form of an equilateral triangle of side 100 cm and carries a current of 2A. It is placed in the magnetic field of induction 2.0 T directed perpendicular to the plane of the paper. The direction and magnitude of the magnetic force acting on each side of the triangle will be.
column I | Column II | ||
(A) | Equilibrium of loop | (p) | Along z-axis |
(B) | torque of the loop | (q) | Zero |
(C) | Magnetic moment of the loop | (r) | Stable |
(D) | Potential energy of loop | (s) | None of the above |
Experiment | Deflection of the galvanometer needle | |
increases | decreases | |
Number of turns increased | ||
Strong magnet is used | ||
Magnet/solenoid moves with grater speed |