SSC JE Electrical 2019 with solution SET-1
In the two wattmeter method, the readings of the two wattmeters are 500W, 500W respectively. The load power factor in a balanced 3-phase 3-wire circuit is:

0.9
1
0.8
0.5

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SSC JE Electrical 2019 with solution SET-1
 Identify the INCORRECT statement with regards to synchronous motors

The field winding is placed on the rotor
The armature winding is placed on the stator
It is a self-starting machine
It is a constant speed motor

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SSC JE Electrical 2019 with solution SET-1
 Which of the following plants experiences chain reactions?

Gas power plant
Nuclear power plant
Thermal power plant
Hydro-electric power plant

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SSC JE Electrical 2019 with solution SET-1
 The output of the logic circuit given below represents the gate.

NAND
AND
OR
NOR

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SSC JE Electrical 2019 with solution SET-1
 A shaded pole motor is basically a motor

Shunt
Series
Synchronous
Single-phase induction

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

Chimney
Economizer
Reactor
Boiler

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