ElectroMagnetic InductionMedium
Question
A 10 m. long copper wire while remaining in the east-west horizontal direction is falling down with a constant speed of 5.0 m/s. If the horizontal component of the earth′s magnetic field 0.3 × 10-4 Weber/m2, the e.m.f. developed between the ends of the wire is : -
Options
A.0.15 volt
B.1.5 volt
C.0.15 mili volt
D.1.5 mili volt
More ElectroMagnetic Induction Questions
When the current changes from +2A to - 2A in 0.05 s, an emf of 8V is induced in a coil. The coefficient of self-inductio...In the circuit, as shown in the figure, if the value of R.M.S. current is 2.2 ampere, the power factor of the box is...Two identical circular coils A and B are placed parallel to each other with their centers on the same axis. The coil B c...A long conductor AB lies along the axis of a circular loop of radius R. If the current in the conductor AB varies at the...In the figure shown, the magnet is pushed towards the fixed ring along the axis of the ring and it passes through the ri...