If an alternator is operating at unity power factor, then its terminal voltage is

SSC JE Electrical 2019 with solution SET-1
If an alternator is operating at unity power factor, then its terminal voltage is

Less than the induced EMF, with negative regulation

Less than the induced EMF, with positive voltage regulation

Greater than the induced EMF, with negative voltage regulation

Equal to the induced EMF, with zero voltage regulation

Less than the induced EMF, with negative regulation

Less than the induced EMF, with positive voltage regulation

Greater than the induced EMF, with negative voltage regulation

Equal to the induced EMF, with zero voltage regulation

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SSC JE Electrical 2019 with solution SET-1
Hysteresis loss is NOT a function of

Steinmetz co-efficient of material

Frequency

The volume of a material

Ambient temperature

Steinmetz co-efficient of material

Frequency

The volume of a material

Ambient temperature

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SSC JE Electrical 2019 with solution SET-1
A 200 V d.c machine as Ra = 0.5 Ω and its full-load Ia= 20A. Determine the induced e.m.f when the machine acts as a motor

210 V

200 V

215 V

190 V

210 V

200 V

215 V

190 V

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SSC JE Electrical 2019 with solution SET-1
_______ is the measuring unit of inductive susceptance

Henry

Tesla

Weber

Mho

Henry

Tesla

Weber

Mho

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SSC JE Electrical 2019 with solution SET-1
In a capacitor start single phase induction motor the current in the:

Supply lines lead the voltage

The main winding leads the voltage

Starting winding lags the voltage

Starting winding leads the voltage

Supply lines lead the voltage

The main winding leads the voltage

Starting winding lags the voltage

Starting winding leads the voltage

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SSC JE Electrical 2019 with solution SET-1
When the only current source is active in the circuit, find the current through the 10Ω resistor

0.66 A

0 A

1.33 A

1.66 A

0.66 A

0 A

1.33 A

1.66 A

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SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 If an alternator is operating at unity power factor, then its terminal voltage is

SSC JE Electrical 2019 with solution SET-1 Hysteresis loss is NOT a function of

SSC JE Electrical 2019 with solution SET-1 A 200 V d.c machine as Ra = 0.5 Ω and its full-load Ia= 20A. Determine the induced e.m.f when the machine acts as a motor

SSC JE Electrical 2019 with solution SET-1 _______ is the measuring unit of inductive susceptance

SSC JE Electrical 2019 with solution SET-1 In a capacitor start single phase induction motor the current in the:

SSC JE Electrical 2019 with solution SET-1 When the only current source is active in the circuit, find the current through the 10Ω resistor

SSC JE Electrical 2019 with solution SET-1
If an alternator is operating at unity power factor, then its terminal voltage is

SSC JE Electrical 2019 with solution SET-1
Hysteresis loss is NOT a function of

SSC JE Electrical 2019 with solution SET-1
A 200 V d.c machine as Ra = 0.5 Ω and its full-load Ia= 20A. Determine the induced e.m.f when the machine acts as a motor

SSC JE Electrical 2019 with solution SET-1
_______ is the measuring unit of inductive susceptance

SSC JE Electrical 2019 with solution SET-1
In a capacitor start single phase induction motor the current in the:

SSC JE Electrical 2019 with solution SET-1
When the only current source is active in the circuit, find the current through the 10Ω resistor