A circular loop of radius a having `n` turns is kept in a horizontal plane. A uniform magnetic field `B` exists in a vertical direction as shown in Fig.313. Find the emf induced in the loop if the loop is roated with a uniform angualr velocity `omega` about
(a) an axis passing through the center and perendicular to the plane of the loop.
(b) the diameter.

A rectangular loop of length l and breadth b is situated in a uniform magnetic field of induction B with its plane perpendicular to the field as shown in the figure . Calculate the rate of change of magnetic flux and the induced emf if the loop is rotated with constant angular velocity omega (a) about an axis passing through the centre and perpendicular to the loop. (b) about an axis passing through the centre parallel to the breadth through angle 180^(@) .

A rectangular loop of length l and breadth b is situated in a uniform magnetic field of induction B with its plane perpendicular to the field as shown in the figure . Calculate the rate of change of magnetic flux and the induced emf if the loop is rotated with constant angular velocity omega (a) about an axis passing through the centre and perpendicular to the loop. (b) about an axis passing through the centre parallel to the breadth through angle 180^(@) .

A circular loop of radius R carrying a current is placed in a uniform magnetic field with its plane perpendicular to B. The force on the loop is

A circular loop of radius r having N number of turns carries current I is placed in a placed in a uniform magnetic field vecB parallel to the plane of the loop. The torque on the loop is :

A wire loop confined in a plane is rotated in its open plane with some angular velocity. A uniform magnetic field exists in the region. Find the emf induced in the loop.

A wire loop confined in a plane is rotated in its open plane with some angular velocity. A uniform magnetic field exists in the region. Find the emf induced in the loop.

A circular loop of radius R is kept in a uniform magnetic field pointing perpendicular into the plane of paper. When a current l flows in the loop, the tension produced in the loop is

A circular loop of radius R is kept in a uniform magnetic field pointing perpendicular into the plane of paper. When a current l flows in the loop, the tension produced in the loop is

A conducting loop in the form of a circle is placed in a uniform magnetic field with its plane perpendicular to the direction of the field. An emf will be induced in the loop if