In an AC network, the load connected is (10 + j10). The phase relation between the voltage applied and the current through the load is:

SSC JE Electrical 2019 with solution SET-1
In an AC network, the load connected is (10 + j10). The phase relation between the voltage applied and the current through the load is:

Voltage lags current by 30°

Voltage lags current by 45°

Voltage and current are in phase with each other

Voltage leads current by 45°

Voltage lags current by 30°

Voltage lags current by 45°

Voltage and current are in phase with each other

Voltage leads current by 45°

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SSC JE Electrical 2019 with solution SET-1
Which motor is referred to as a universal motor?

Single-phase induction

Series

Synchronous

Shunt

Single-phase induction

Series

Synchronous

Shunt

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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 = ?

2

4

0.5

1

2

4

0.5

1

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SSC JE Electrical 2019 with solution SET-1
In the below circuit, X = ?

A

A + B

A.B

B

A

A + B

A.B

B

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SSC JE Electrical 2019 with solution SET-1
The laws involved in the expression e = −dφ/dt are

Faraday’s and Ampere’s laws

Coulomb’s and Ampere’s laws

Coulomb’s and Faraday’s laws

Faraday’s and Lenz’s laws

Faraday’s and Ampere’s laws

Coulomb’s and Ampere’s laws

Coulomb’s and Faraday’s laws

Faraday’s and Lenz’s laws

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SSC JE Electrical 2019 with solution SET-1
In the circuit shown, if R = 0, then the phase angle between v(t) and i(t) is

60°

0°

90°

30°

60°

0°

90°

30°

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SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 In an AC network, the load connected is (10 + j10). The phase relation between the voltage applied and the current through the load is:

SSC JE Electrical 2019 with solution SET-1 Which motor is referred to as a universal motor?

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 In the below circuit, X = ?

SSC JE Electrical 2019 with solution SET-1 The laws involved in the expression e = −dφ/dt are

SSC JE Electrical 2019 with solution SET-1 In the circuit shown, if R = 0, then the phase angle between v(t) and i(t) is

SSC JE Electrical 2019 with solution SET-1
In an AC network, the load connected is (10 + j10). The phase relation between the voltage applied and the current through the load is:

SSC JE Electrical 2019 with solution SET-1
Which motor is referred to as a universal motor?

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
In the below circuit, X = ?

SSC JE Electrical 2019 with solution SET-1
The laws involved in the expression e = −dφ/dt are

SSC JE Electrical 2019 with solution SET-1
In the circuit shown, if R = 0, then the phase angle between v(t) and i(t) is