In the circuit shown in Fig. A conducting wire HE is moved with a constant speed v towards left. The complete circuit is placed in a uniform magnetic field `vec(B)` perpendicular to the plane of circuit inwards. The current in HKDE is

A rod closing the circuit shown in Fig moves along a U shaped wire at a constant speed v under the action of the force F. The circuit is in a uniform magnetic field perpendicular to the plane. Calculate F if the rate of heat generation in the circuit is Q.

A rod closing the circuit shown in Fig moves along a U shaped wire at a constant speed v under the action of the force F. The circuit is in a uniform magnetic field perpendicular to the plane. Calculate F if the rate of heat generation in the circuit is Q.

A conducting circular loop of radius r carries a constant current I. It is placed in a uniform magnetic field vec(B) such that vec(B) is perpendicular to the plane of the loop. The magnetic force acting on the loop is

A conducting circular loop of radiius r carries a constant current i . It is placed in a uniform magnetic field vec(B)_(0) such that vec(B)_(0) is perpendicular to the plane of the loop . The magnetic force acting on the loop is

A conducting circular loop of radiius r carries a constant current i . It is placed in a uniform magnetic field vec(B)_(0) such that vec(B)_(0) is perpendicular to the plane of the loop . The magnetic force acting on the loop is

A wire KMN moves along the bisector of the angle theta with a constant velocity v in a uniform magnetic field B perpendicular to the plane of the paper and directed inward. Which of the following is correct?

In the circuit shown in fig.. Time constant and steady state current will be

In the circuit shown, if a conducting wire is connected between the points B and D, the current in this wire will