A conductor of length 0.3 m moves with a uniform velocity of `10 m//s` at right angles to the magnetic field of induction `0.5 xx 10^-4 Wb//m^2`. Calculate the e.m.f. induced in it.

The conductor moving with uniform velocity of 10 m//s at right angles to the magnetic field of induction 0.4 xx 10^-4 Wb//m^2 . Calculate length of the conductor if the e.m.f. induced at the ends of conductor is 6 xx 10^-5V .

A straight conductor of length 0.4 m is moving with a velocity of 7m//s , in a magnetic field of induction 2 Wb//m^2 . The value of the maximum induced e.m.f. in the conductor is

A Conductor of length 10 cm is moved parallel to itself with a speed of 10 m/s at right angle to magnetic induction 10^_4(Wb)/m^2 . Find the e.m.f. induced in it.

A straight conductor is moving with a velocity of 18 km//hr at right angles to magnetic field at induction 3.6 xx 10^-5T . Find length at conductor if e.m.f. developed at its end is 45xx10^-5V .

An emf of 100 mV is induced in a conductor of length 1.2m when it moves with a uniform velocity of 30m//s at right angles to a uniform magnetic field. Find the magnetic induction.

A coil of dimensions 30 cm xx 20 cm is kept such that its plane is at right angles to the direction of uniform magnetic field of value 0.08 Wb/m^2 . Calculate the e.m.f . induced in the coil, If the value of field is reduced to 25 percent of the original value in 0.6 second.

A cycle wheel with 10 spokes each of length 0.5 m long is rotated at a speed of 18 km//hr in a plane normal to the earth’s magnetic induction of 3.6 xx 10^-5 T . Calculate the e.m.f. induced between the axle and rim of the cycle wheel

A cycle wheel with 10 spokes each of length 0.5 m long is rotated at a speed of 18 km//hr in a plane normal to the earth’s magnetic induction of 3.6 xx 10^-5 T . Calculate the e.m.f. induced between the ends of single spoke and ten spokes.

A metal rod of length 1 m is rotated about one of its endsin a plane at right anglesto a uniform magnetic field of induction 2.5 xx 10^-3Wb//m^2 . If it makes 1800 r.p.m. calculate the induced emf between it.

A charged particle moves with a velocity 3 xx 10^6 m//s at right angles to a uniform magnetic field of induction 0.005T. Find the magnitude of the charge if the particle experience a force of 2 xx 10^-2N .