In a synchronous motor which loss varies with the load?

SSC JE Electrical 2018 with solution SET-1
In a synchronous motor which loss varies with the load?

Windage loss

Copper Loss

Core Loss

Bearing friction Loss

Windage loss

Copper Loss

Core Loss

Bearing friction Loss

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SSC JE Electrical 2018 with solution SET-1
Calculate the value of the resonant frequency (in kHz) of a tank circuit having the capacitance of 0.01 mF and inductance of 0.01 mH?

15.91

159.1

1.591

0.1591

15.91

159.1

1.591

0.1591

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SSC JE Electrical 2018 with solution SET-1
In a synchronous motor running with the fixed excitation, when the load is increased two times, its torque angle becomes approximately

Half

No Change

Twice

Four Times

Half

No Change

Twice

Four Times

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SSC JE Electrical 2018 with solution SET-1
In the large machine, the flat copper strips known as

Either of these

Risers

Windings

Bushes

Either of these

Risers

Windings

Bushes

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SSC JE Electrical 2018 with solution SET-1
A circuit having the power factor of 0.8 consumes 40 W. What will be the value of reactive power (in VAR) of the circuit?

40

20

30

10

40

20

30

10

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SSC JE Electrical 2018 with solution SET-1
Determine the reluctance (in Amp-turns/Wb) of a coil, when the flux through the coil is 15 Wb and the produced MMF is 30 Amp-turns

4

2

3

1

4

2

3

1

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SSC JE Electrical 2018 with solution SET-1

SSC JE Electrical 2018 with solution SET-1 In a synchronous motor which loss varies with the load?

SSC JE Electrical 2018 with solution SET-1 Calculate the value of the resonant frequency (in kHz) of a tank circuit having the capacitance of 0.01 mF and inductance of 0.01 mH?

SSC JE Electrical 2018 with solution SET-1 In a synchronous motor running with the fixed excitation, when the load is increased two times, its torque angle becomes approximately

SSC JE Electrical 2018 with solution SET-1 In the large machine, the flat copper strips known as

SSC JE Electrical 2018 with solution SET-1 A circuit having the power factor of 0.8 consumes 40 W. What will be the value of reactive power (in VAR) of the circuit?

SSC JE Electrical 2018 with solution SET-1 Determine the reluctance (in Amp-turns/Wb) of a coil, when the flux through the coil is 15 Wb and the produced MMF is 30 Amp-turns

SSC JE Electrical 2018 with solution SET-1
In a synchronous motor which loss varies with the load?

SSC JE Electrical 2018 with solution SET-1
Calculate the value of the resonant frequency (in kHz) of a tank circuit having the capacitance of 0.01 mF and inductance of 0.01 mH?

SSC JE Electrical 2018 with solution SET-1
In a synchronous motor running with the fixed excitation, when the load is increased two times, its torque angle becomes approximately

SSC JE Electrical 2018 with solution SET-1
In the large machine, the flat copper strips known as

SSC JE Electrical 2018 with solution SET-1
A circuit having the power factor of 0.8 consumes 40 W. What will be the value of reactive power (in VAR) of the circuit?

SSC JE Electrical 2018 with solution SET-1
Determine the reluctance (in Amp-turns/Wb) of a coil, when the flux through the coil is 15 Wb and the produced MMF is 30 Amp-turns