A rod of length l is moved horizontally with a uniform velocity v in a direction perpendicular to its length through a region in which a uniform magnetic field is acting vertically downward. Derive an expression for the emf induced across the ends of the rod.

The induced emf between the two ends of a straight conductor moving perpendicular to its axis in a uniform magnetic field is

A conducting rod of length L with one end pivoted is rotated with a uniform angular speed omega in a vertical plane, normal to a uniform magnetic field B. Deduce an expression for the emf induced in this rod.

A long straight wire of length of length l is moving within a uniform magnetic field B With a velocity v perpendicular to the field . How much e.m.f. will induced?

A particle with charge q moves with a velocity V in a direction perpendicular to the directions of uniform electric and magnetic fields, E and B respectively, which are mutually perpendicular to each other. Which one of the following gives the condition for which the particle moves undeflected in its original trajectory ?

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

A conducting wire of length 30 cm revolves 1000 times per minute about one of its ends and perpendicular to the direction of a magnetic field of 0.5 T. Determine the emf induced across the ends of the wire.

Two particles , each of mass m and charge q , are kept at the two ends of a light rod of length 2l and is rotated with a uniform angular velocity about the vertical axis passing through the centre of the rod . Determine the ratio of the magnetic moment and the angular momentum of the combination with respect to the centre of the rod .

A conducting wire of length l is rotating with angular velocity w in a magnetic field B perpendicular to it. Prove that the induced e.m.f. at the two ends of the conducting wire is e = 1/2 Bwl^2 .