SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1
Lamp efficiency is measured in

Lumen/lux

Lux/watt

Candela/watt

Lumen/watt

Lumen/lux

Lux/watt

Candela/watt

Lumen/watt

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

Potential transformer

Current transformer

Circuit breaker

Power transformer

Potential transformer

Current transformer

Circuit breaker

Power 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?

400 W

500 W

100 W

300 W

400 W

500 W

100 W

300 W

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SSC JE Electrical 2019 with solution SET-1
In the circuit shown, find the equivalent resistance between A and B.

50 ohm

150 ohm

75 ohm

100 ohm

50 ohm

150 ohm

75 ohm

100 ohm

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SSC JE Electrical 2019 with solution SET-1
4F2D is a/an number

Binary

Octal

Decimal

Hexadecimal

Binary

Octal

Decimal

Hexadecimal

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SSC JE Electrical 2019 with solution SET-1
When the supply to the excitation fails, the synchronous generator acts like a/an

Synchronous generator

Synchronous motor

Induction generator

Induction motor

Synchronous generator

Synchronous motor

Induction generator

Induction motor

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