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

Equal to the induced EMF, with zero voltage regulation

Greater than the induced EMF, with negative voltage regulation

Less than the induced EMF, with negative regulation

Less than the induced EMF, with positive voltage regulation

Equal to the induced EMF, with zero voltage regulation

Greater than the induced EMF, with negative voltage regulation

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SSC JE Electrical 2019 with solution SET-1
The below symbol which is used in single line diagrams represents

Circuit breaker

Current transformer

Power transformer

Potential transformer

Circuit breaker

Current transformer

Power transformer

Potential transformer

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SSC JE Electrical 2019 with solution SET-1
A synchronous motor runs at 600rpm, which of the following case is true?

P = 8, f = 50 Hz

P = 10, f = 60 Hz

P= 12, f = 50 Hz

P = 12, f = 60 Hz

P = 8, f = 50 Hz

P = 10, f = 60 Hz

P= 12, f = 50 Hz

P = 12, f = 60 Hz

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

Ambient temperature

The volume of a material

Frequency

Steinmetz co-efficient of material

Ambient temperature

The volume of a material

Frequency

Steinmetz co-efficient of material

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SSC JE Electrical 2019 with solution SET-1
Find H = _____ A/m at the center of a circular coil of diameter 1 m and carrying a current of 2A

8 A/m

2 A/m

4 A/m

1 A/m

8 A/m

2 A/m

4 A/m

1 A/m

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SSC JE Electrical 2019 with solution SET-1
With the current direction marked in the circuit shown, the net voltage applied is

V1

−(V2 − V1)

V2

(V2 − V1)

V1

−(V2 − V1)

V2

(V2 − V1)

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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 The below symbol which is used in single line diagrams represents

SSC JE Electrical 2019 with solution SET-1 A synchronous motor runs at 600rpm, which of the following case is true?

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

SSC JE Electrical 2019 with solution SET-1 Find H = _____ A/m at the center of a circular coil of diameter 1 m and carrying a current of 2A

SSC JE Electrical 2019 with solution SET-1 With the current direction marked in the circuit shown, the net voltage applied is

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
The below symbol which is used in single line diagrams represents

SSC JE Electrical 2019 with solution SET-1
A synchronous motor runs at 600rpm, which of the following case is true?

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

SSC JE Electrical 2019 with solution SET-1
Find H = _____ A/m at the center of a circular coil of diameter 1 m and carrying a current of 2A

SSC JE Electrical 2019 with solution SET-1
With the current direction marked in the circuit shown, the net voltage applied is