In the two wattmeter method, the readings of the two wattmeters are 500W, 500W respectively. The load power factor in a balanced 3-phase 3-wire circuit is:

SSC JE Electrical 2019 with solution SET-1
In the two wattmeter method, the readings of the two wattmeters are 500W, 500W respectively. The load power factor in a balanced 3-phase 3-wire circuit is:

0.9

0.5

0.8

1

0.9

0.5

0.8

1

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

Power transformer

Circuit breaker

Potential transformer

Current transformer

Power transformer

Circuit breaker

Potential transformer

Current transformer

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SSC JE Electrical 2019 with solution SET-1
The Thevenin’s resistance as seen through the terminals A and B is:

5 Ω

8 Ω

4 Ω

6 Ω

5 Ω

8 Ω

4 Ω

6 Ω

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SSC JE Electrical 2019 with solution SET-1
The output of the logic circuit given below represents the gate.

AND

OR

NAND

NOR

AND

OR

NAND

NOR

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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 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

Less than the induced EMF, with negative regulation

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SSC JE Electrical 2019 with solution SET-1
______ Opposes the change in circuit voltage

Inductive reactance

Capacitance

Resistance

Inductance

Inductive reactance

Capacitance

Resistance

Inductance

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SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 In the two wattmeter method, the readings of the two wattmeters are 500W, 500W respectively. The load power factor in a balanced 3-phase 3-wire circuit 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 The Thevenin’s resistance as seen through the terminals A and B is:

SSC JE Electrical 2019 with solution SET-1 The output of the logic circuit given below represents the gate.

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 ______ Opposes the change in circuit voltage

SSC JE Electrical 2019 with solution SET-1
In the two wattmeter method, the readings of the two wattmeters are 500W, 500W respectively. The load power factor in a balanced 3-phase 3-wire circuit 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
The Thevenin’s resistance as seen through the terminals A and B is:

SSC JE Electrical 2019 with solution SET-1
The output of the logic circuit given below represents the gate.

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
______ Opposes the change in circuit voltage