SSC JE Electrical 2019 with solution SET-2
The total number of possible phase sequences for a three-phase AC system is ____

3
2
0
1

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SSC JE Electrical 2019 with solution SET-2
Four types of power plants have been given out of which three are alike in some manner and one is different. Select the odd one?

Nuclear power plant
Hydro-electric power plant
Solar power plant
Thermal power plant

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SSC JE Electrical 2019 with solution SET-2
During the ______ period the power supply to the motor is cut-off and the train is allowed to run due to its own momentum?

Notching up
Coasting
Braking
Free running

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