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:

1

0.9

0.8

0.5

1

0.9

0.8

0.5

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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:

8 Ω

6 Ω

4 Ω

5 Ω

8 Ω

6 Ω

4 Ω

5 Ω

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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
An alternator has 9 slots/pole. What is the value of the pitch factor if each coil spans 8 slot pitches

Cos 30°

Cos 45°

Cos 60°

Cos 10°

Cos 30°

Cos 45°

Cos 60°

Cos 10°

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SSC JE Electrical 2019 with solution SET-1
In the speed-time curve of a train, speed in and time are plotted

km/h; sec

km/h; hour

km/s; sec

km/s; hour

km/h; sec

km/h; hour

km/s; sec

km/s; hour

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

Shunt

Synchronous

Series

Single-phase induction

Shunt

Synchronous

Series

Single-phase induction

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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 Thevenin’s resistance as seen through the terminals A and B is:

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 An alternator has 9 slots/pole. What is the value of the pitch factor if each coil spans 8 slot pitches

SSC JE Electrical 2019 with solution SET-1 In the speed-time curve of a train, speed in and time are plotted

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
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 Thevenin’s resistance as seen through the terminals A and B is:

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
An alternator has 9 slots/pole. What is the value of the pitch factor if each coil spans 8 slot pitches

SSC JE Electrical 2019 with solution SET-1
In the speed-time curve of a train, speed in and time are plotted

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