Answer / ashutosh jha

An electric generator or electric motor consists of a rotor spinning in a magnetic field. The magnetic field may be produced by permanent magnets or by field coils. In the case of a machine with field coils, a current must flow in the coils to generate the field, otherwise no power is transferred to or from the rotor.

what is the advantage and disadvantage of billing in kwh and kvah by electricity board .

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why tertiary winding is used in transformer with diagram?

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How do you select a cable size(Cu & Al) for a particular load?

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what is the Pickup/drop off ratio in BCPU relays

0 Answers   DNJ Energy LLC,

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