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
Two inductors of 4H and 6H are connected in series. The equivalent inductance of this combination is

2.4 H

10 H

4 H

6 H

2.4 H

10 H

4 H

6 H

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SSC JE Electrical 2019 with solution SET-1
If the copper loss of a transformer at half full load is 400 W, then the copper loss corresponding to full load is

1200 W

800 W

1600 W

400 W

1200 W

800 W

1600 W

400 W

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

Synchronous

Series

Single-phase induction

Shunt

Synchronous

Series

Single-phase induction

Shunt

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SSC JE Electrical 2019 with solution SET-1
Which of the following should be used under no-load conditions?

Rewireable fuse

Isolator

Circuit breaker

Air-break switch

Rewireable fuse

Isolator

Circuit breaker

Air-break switch

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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:

0.9

0.8

0.5

1

0.9

0.8

0.5

1

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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°

90°

0°

30°

60°

90°

0°

30°

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SSC JE Electrical 2019 with solution SET-1

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 If the copper loss of a transformer at half full load is 400 W, then the copper loss corresponding to full 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 Which of the following should be used under no-load conditions?

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 circuit shown, if R = 0, then the phase angle between v(t) and i(t) is

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
If the copper loss of a transformer at half full load is 400 W, then the copper loss corresponding to full 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
Which of the following should be used under no-load conditions?

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 circuit shown, if R = 0, then the phase angle between v(t) and i(t) is