The below symbol which is used in single line diagrams represents<br/>

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

Current transformer

Power transformer

Circuit breaker

Potential transformer

Current transformer

Power transformer

Circuit breaker

Potential transformer

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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

30°

60°

0°

90°

30°

60°

0°

90°

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

Ambient temperature

Frequency

The volume of a material

Steinmetz co-efficient of material

Ambient temperature

Frequency

The volume of a material

Steinmetz co-efficient of material

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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:

1

0.9

0.5

0.8

1

0.9

0.5

0.8

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

A

B

A + B

A.B

A

B

A + B

A.B

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SSC JE Electrical 2019 with solution SET-1
Which of the following losses is together called iron losses?

Hysteresis loss and copper loss

Eddy current loss and hysteresis loss

Hysteresis loss and frictional loss

Eddy current loss and frictional loss

Hysteresis loss and copper loss

Eddy current loss and hysteresis loss

Hysteresis loss and frictional loss

Eddy current loss and frictional loss

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SSC JE Electrical 2019 with solution SET-1

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 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 Hysteresis loss is NOT a function of

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 In the below circuit, X = ?

SSC JE Electrical 2019 with solution SET-1 Which of the following losses is together called iron losses?

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
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
Hysteresis loss is NOT a function of

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
In the below circuit, X = ?

SSC JE Electrical 2019 with solution SET-1
Which of the following losses is together called iron losses?