Two coupled coils with L1 = L2 = 0.5H have a coupling coefficient of K = 0.75. The turn ratio N1 ⁄ N2 = ?

SSC JE Electrical 2019 with solution SET-1
Two coupled coils with L1 = L2 = 0.5H have a coupling coefficient of K = 0.75. The turn ratio N1 ⁄ N2 = ?

0.5

1

4

2

0.5

1

4

2

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SSC JE Electrical 2019 with solution SET-1
Which of the following lamps employs a bimetallic strip?

Mercury vapor lamp

Incandescent lamp

Sodium vapor lamp

Fluorescent lamp

Mercury vapor lamp

Incandescent lamp

Sodium vapor lamp

Fluorescent lamp

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SSC JE Electrical 2019 with solution SET-1
Two inductors of 4H and 6H are connected in series. The equivalent inductance of this combination is

6 H

10 H

2.4 H

4 H

6 H

10 H

2.4 H

4 H

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SSC JE Electrical 2019 with solution SET-1
The meter constant of an energy meter will be given in:

Revolutions/kW

Revolutions/kWh

kW/Revolutions

kWh/Revolutions

Revolutions/kW

Revolutions/kWh

kW/Revolutions

kWh/Revolutions

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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 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
The voltmeter is shown in the circuit reads:

1.2 V

12 V

24 V

2.4 V

1.2 V

12 V

24 V

2.4 V

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SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 Two coupled coils with L1 = L2 = 0.5H have a coupling coefficient of K = 0.75. The turn ratio N1 ⁄ N2 = ?

SSC JE Electrical 2019 with solution SET-1 Which of the following lamps employs a bimetallic strip?

SSC JE Electrical 2019 with solution SET-1 Two inductors of 4H and 6H are connected in series. The equivalent inductance of this combination is

SSC JE Electrical 2019 with solution SET-1 The meter constant of an energy meter will be given in:

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 voltmeter is shown in the circuit reads:

SSC JE Electrical 2019 with solution SET-1
Two coupled coils with L1 = L2 = 0.5H have a coupling coefficient of K = 0.75. The turn ratio N1 ⁄ N2 = ?

SSC JE Electrical 2019 with solution SET-1
Which of the following lamps employs a bimetallic strip?

SSC JE Electrical 2019 with solution SET-1
Two inductors of 4H and 6H are connected in series. The equivalent inductance of this combination is

SSC JE Electrical 2019 with solution SET-1
The meter constant of an energy meter will be given in:

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 voltmeter is shown in the circuit reads: