ElectroMagnetic InductionHard
Question
The core of a transformer is laminated so that : -
Options
A.The ratio of the voltage in the secondary to that in the primary may be increased
B.Energy losses due to eddy currents may be minimised
C.The weight of the transformer may be reduced
D.Rusting of the core may be prevented
More ElectroMagnetic Induction Questions
A bar magnet is released from rest coaxially along the axis of a very long, vertical copper tube. After some time the ma...The cause of paramagnetism is :-...Steel is not attracted by a magnet, because steel is...A coil of copper having 100 turns is placed in a magnetic field (B = 4 × 10-5) perpendicular to its axis. The cross...An inductance coil have the time constant 4 sec, if it is cut into two equal parts and connected parallel then new time ...