SSC JE Electrical 2019 with solution SET-1

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

2.4 V

1.2 V

12 V

24 V

2.4 V

1.2 V

12 V

24 V

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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

2 A/m

4 A/m

1 A/m

8 A/m

2 A/m

4 A/m

1 A/m

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SSC JE Electrical 2019 with solution SET-1
In the circuit shown, the pressure coils of two wattmeters are connected to

R

Neutral Wire

B

Y

R

Neutral Wire

B

Y

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

Circuit breaker

Current transformer

Power transformer

Potential transformer

Circuit breaker

Current transformer

Power transformer

Potential transformer

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SSC JE Electrical 2019 with solution SET-1
What would the total loss of the 2kVA transformer corresponding to maximum efficiency be, provided the transformer has the iron of 150 W and full-load copper loss of 250W?

500 W

400 W

300 W

100 W

500 W

400 W

300 W

100 W

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SSC JE Electrical 2019 with solution SET-1
The amount of AC content present in the DC output of a rectifier is given by

Ripple factor

Form factor

Power factor

Peak factor

Ripple factor

Form factor

Power factor

Peak factor

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