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DC Generators

DC Generators
In case of dc machines, mechanical losses are primary function of

Voltage
Current
None of the listed here
Speed

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

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

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DC Generators
Laminations of core are generally made of

Stainless steel
Carbon
Case iron
Silicon steel

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DC Generators
The O. C. C. of a dc generator

Is different for different generators
Is similar for all types of generators
May be same or different
None of the listed here

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DC Generators
An 8 pole, 250 V, wave wound generator has 400 conductors. If the generator is to be lap wound, the number of conductors required is ______

3200
1600
800
100

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DC Generators
For a D.C. machines laboratory following type of D.C. supply will be suitable

Induction motor D.C. generator set
Synchronous motor D.C. generator set
Mercury are rectifier
Rotary converter

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