Transformer works on the principle of________________?

Related Mcqs:

The inductance of a coil will increase under all the following conditions except______________?

A. when more length for the same number of turns is provided B. when the number of turns of the coil increase C. when more area for each turn is provided D. when permeability of the core increases...

A conductor carries 125 amperes of current under 60° to a magnetic field of 1.1 tesla. The force on the conductor will be nearly______________?

A. 50 N B. 120 N C. 240 N D. 480 N...

Which one of the following functions like a motor ?

A. galvanometer B. ammeter C. voltmeter D. all of above...

The out put voltage of a transformer is 3 times the input voltage then turns ratio will be________________?

A. 3-Jan B. 3 C. 1 D. 6...

Energy stored in a magnetic field is given by______________?

A. LI2 B. L2I/2 C. LI2/2 D. IL2...