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
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
A single-phase circuit’s power factor can be measured with a/an

Combination of a voltmeter and ammeter

Combination of a voltmeter, ammeter, and wattmeter

Energy meter alone

Wattmeter alone

Combination of a voltmeter and ammeter

Combination of a voltmeter, ammeter, and wattmeter

Energy meter alone

Wattmeter alone

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SSC JE Electrical 2019 with solution SET-1
The voltmeter is shown in the circuit reads:

2.4 V

24 V

1.2 V

12 V

2.4 V

24 V

1.2 V

12 V

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SSC JE Electrical 2019 with solution SET-1
In the full-wave rectifier circuit shown in the figure, the diodes that conduct when the positive half-wave of AC signal applied are

D1, D2

D4, D1

D3, D4

D2, D3

D1, D2

D4, D1

D3, D4

D2, D3

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SSC JE Electrical 2019 with solution SET-1
Find H = _____ A/m at the center of a circular coil of diameter 1 m and carrying a current of 2A

8 A/m

1 A/m

4 A/m

2 A/m

8 A/m

1 A/m

4 A/m

2 A/m

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SSC JE Electrical 2019 with solution SET-1
Z1 and Z2 are connected in series to form a load. A wattmeter’s current coil is connected in series with the load, whereas its pressure coil is connected across Z2. The wattmeter reads

Power consumed by Z1

Power consumed by Z1 and Z2

Power consumed by Z2

Zero always

Power consumed by Z1

Power consumed by Z1 and Z2

Power consumed by Z2

Zero always

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SSC JE Electrical 2019 with solution SET-1

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 A single-phase circuit’s power factor can be measured with a/an

SSC JE Electrical 2019 with solution SET-1 The voltmeter is shown in the circuit reads:

SSC JE Electrical 2019 with solution SET-1 In the full-wave rectifier circuit shown in the figure, the diodes that conduct when the positive half-wave of AC signal applied are

SSC JE Electrical 2019 with solution SET-1 Find H = _____ A/m at the center of a circular coil of diameter 1 m and carrying a current of 2A

SSC JE Electrical 2019 with solution SET-1 Z1 and Z2 are connected in series to form a load. A wattmeter’s current coil is connected in series with the load, whereas its pressure coil is connected across Z2. The wattmeter reads

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
A single-phase circuit’s power factor can be measured with a/an

SSC JE Electrical 2019 with solution SET-1
The voltmeter is shown in the circuit reads:

SSC JE Electrical 2019 with solution SET-1
In the full-wave rectifier circuit shown in the figure, the diodes that conduct when the positive half-wave of AC signal applied are

SSC JE Electrical 2019 with solution SET-1
Find H = _____ A/m at the center of a circular coil of diameter 1 m and carrying a current of 2A

SSC JE Electrical 2019 with solution SET-1
Z1 and Z2 are connected in series to form a load. A wattmeter’s current coil is connected in series with the load, whereas its pressure coil is connected across Z2. The wattmeter reads