SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1
_____ is NOT a component in a thermal power plant

Boiler

Reactor

Economizer

Chimney

Boiler

Reactor

Economizer

Chimney

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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

Zero always

Power consumed by Z1 and Z2

Power consumed by Z2

Power consumed by Z1

Zero always

Power consumed by Z1 and Z2

Power consumed by Z2

Power consumed by Z1

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SSC JE Electrical 2019 with solution SET-1
A magnetic circuit is applied with a current that changes at a rate of 5 A/sec. The circuit has an inductance of 2H, then the self-induced EMF is

−10 V

−4 V

−2.5 V

0.4 V

−10 V

−4 V

−2.5 V

0.4 V

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SSC JE Electrical 2019 with solution SET-1
If the field of the synchronous motor is under excited the power factor will be:

Lagging

Unity

Zero

Leading

Lagging

Unity

Zero

Leading

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SSC JE Electrical 2019 with solution SET-1
Identify the important feature of a DC series motor

Medium starting torque

Zero starting torque

High starting torque

Low starting torque

Medium starting torque

Zero starting torque

High starting torque

Low starting torque

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

Octal

Hexadecimal

Decimal

Binary

Octal

Hexadecimal

Decimal

Binary

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