In over compounded generator, full load terminal voltage is______________?

Byadmin July 5, 2018August 11, 2021

In over compounded generator, full load terminal voltage is______________?

A. almost zero
B. less than no load terminal voltage
C. more than no load terminal voltage
D. equal to no-load terminal voltage

D.C. Generators

In D.C. generators, lap winding is used for______________?

In D.C. generators, lap winding is used for______________?

A. high voltage, high current
B. low voltage, high current
C. high voltage, low current
D. low voltage, low current

Read More In D.C. generators, lap winding is used for______________?
D.C. Generators

A 220 V D.C. generator is run at full speed without any excitation. The open circuit voltage will be_____________?

A 220 V D.C. generator is run at full speed without any excitation. The open circuit voltage will be_____________?

A. zero
B. about 2 V
C. about 50 V
D. 220 V

Read More A 220 V D.C. generator is run at full speed without any excitation. The open circuit voltage will be_____________?
D.C. Generators

In a D.C. generator in case the resistance of the field winding is increased, then output voltage will____________?

In a D.C. generator in case the resistance of the field winding is increased, then output voltage will____________?

A. increase
B. decrease
C. remain unaffected
D. fluctuate heavily

Read More In a D.C. generator in case the resistance of the field winding is increased, then output voltage will____________?
D.C. Generators

In D.C. generators the polarity of the interpoles_____________?

In D.C. generators the polarity of the interpoles_____________?

A. is the same as that of the main pole ahead
B. is the same as that of the immediately preceding pole
C. is opposite to that of the main pole ahead
D. is neutral as these poles do not play part in generating e.m.f.

Read More In D.C. generators the polarity of the interpoles_____________?
D.C. 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____________?

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____________?

A. 150 V
B. less than 150 V
C. greater than 150 V
D. none of the above

Read More 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____________?
D.C. Generators

In case of D.C. machine winding, number of commutator segments is equal to______________?

In case of D.C. machine winding, number of commutator segments is equal to______________?

A. number of armature coils
B. number of armature coil sides
C. number of armature conductors
D. number of armature turns

Read More In case of D.C. machine winding, number of commutator segments is equal to______________?

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