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In a transformer zero voltage regulation is achieved at a load power factor which is ?
In a transformer zero voltage regulation is achieved at a load power factor is leading.
In a transformer zero voltage regulation is achieved at a load power factor is leading.
See lessIn a transformer the resistance between its primary and secondary is ?
In a transformer the resistance between its primary and secondary is infinite.
In a transformer the resistance between its primary and secondary is infinite.
See lessStepped cores are used in transformers in order to reduce ?
stepped cores are used in transformers in order to reduce volume of copper.
stepped cores are used in transformers in order to reduce volume of copper.
See lessCompensating winding is placed in the ?
Compensating winding is placed in the pole shoe.
Compensating winding is placed in the pole shoe.
See lessThe field winding will be drawn at what degree ?
The field winding will be drawn at 90 degree.
The field winding will be drawn at 90 degree.
See lessIn dc motors, under leading pole tips flux density will ?
In dc motors, under leading pole tips flux density will decrease.
In dc motors, under leading pole tips flux density will decrease.
See lessArmature current at starting can be reduced by keeping ?
Armature current at starting can be reduced by keeping Ra maximum and Rf minimum.
Armature current at starting can be reduced by keeping Ra maximum and Rf minimum.
See lessIn dc machine iron losses cause ?
In dc machine iron losses cause heating in core.
In dc machine iron losses cause heating in core.
See lessOwens Bridge is most suitable for?
Owens Bridge is most suitable for the measurement of inductance of a coil.
Owens Bridge is most suitable for the measurement of inductance of a coil.
See lessMegger is used for the measurement of?
Megger is used for the measurement of insulation resistance.
Megger is used for the measurement of insulation resistance.
See less