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DC Generators

DC Generators
The brush voltage drop in dc machine is about _______

10 V
2 V
0.1 V
20 V

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

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

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DC Generators
The terminal voltage of a series generator is 150 V when the load current is 5 A. If the load current is increased to 10 A, the terminal voltage will be

Greater than 150 V
Less than 150 V
None of these
150 V

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DC Generators
In D.C. generators on no-load, the air gap flux distribution in space is

Triangular
Flat topped
Pulsating
Sinusoidal

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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
100
1600
800

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DC Generators
The armature winding of a dc machine is place on the rotor to ______

Reduce armature reaction
Reduce losses
Save iron
Facilitate commutation

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