SSC JE Electrical 2019 with solution SET-1
 Identify the INCORRECT statement with regards to synchronous motors

The armature winding is placed on the stator
The field winding is placed on the rotor
It is a self-starting machine
It is a constant speed motor

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SSC JE Electrical 2019 with solution SET-1
 If an alternator is operating at unity power factor, then its terminal voltage is

Less than the induced EMF, with negative regulation
Equal to the induced EMF, with zero voltage regulation
Greater than the induced EMF, with negative voltage regulation
Less than the induced EMF, with positive voltage regulation

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SSC JE Electrical 2019 with solution SET-1
 Hysteresis loss is NOT a function of

Steinmetz co-efficient of material
Ambient temperature
Frequency
The volume of a material

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SSC JE Electrical 2019 with solution SET-1
_______is a tube that brings water to turbines

Trash rack
Penstock
Forebay
Spillway

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