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

Economizer
Chimney
Boiler
Reactor

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

Synchronous
Single-phase induction
Series
Shunt

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SSC JE Electrical 2019 with solution SET-1
 P = ρQHg is the water power equation. Head ‘H’ is measured in meter ‘g’ gravity constant is measured in meter/second square, then the measuring unit of ‘Q’, the flow rate of water is:

Square meter per second
Meter per second
Cubic meter per second
Meter per hour

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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

D3, D4
D1, D2
D4, D1
D2, D3

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SSC JE Electrical 2019 with solution SET-1
 The resistive component of the rotor with resistance R2 offered to the backward rotating flux wave in a single-phase motor runs with slip s is given as

R2 ⁄ S
R2 ⁄ (2 − S)
R2 ⁄ (1 + S)
R2 ⁄ (1 − S)

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