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DC Generators

DC Generators
Laminations of core are generally made of

Stainless steel
Case iron
Carbon
Silicon steel

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DC Generators
In dc generator, the constant losses is equal to

Stray losses
Stray losses plus shunt cu loss
None of the listed here
Mechanical losses

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DC Generators
Dc machines which are subjected to abrupt changes of load are provided with

Equalisers
Interpole windings
Copper brushes
Compensating windings

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DC Generators
An exciter for a turbo generator is a

Compound generator
Shunt generator
Series generator
Separately excited generator

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DC Generators
The armature winding of a dc machine is ______ winding.

An open circuit
A closed circuit
Partly open circuit and partly closed circuit
None of the listed here

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DC Generators
The size of a dc generator can be reduced by using ______

Lap winding
High resistance winding material
Magnetic material of high permeability
Iron commutator

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