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?

Free running
Notching up
Coasting
Braking

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SSC JE Electrical 2019 with solution SET-2
The work done on or by a unit N-pole in moving once around a closed path is equal to

The product of current and number of turns enclosed by that path
Reluctance
The product of flux and number of turns enclosed by that path
Magnetic flux density

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SSC JE Electrical 2019 with solution SET-2
For indoor lighting the range of space : height is

5 : 6
1 : 2
3 :4
2 : 3

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