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?

Braking
Notching up
Free running
Coasting

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SSC JE Electrical 2019 with solution SET-2
In the two-wattmeter method of three-phase power measurement of a balanced load, if the reading of one meter is −200W, then the power factor of the load is

Equal to 0.5
Greater than 0.5
Less than 0.5
Equal to zero

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SSC JE Electrical 2019 with solution SET-2
Four statements are given below. Identify the correct statement?

XNOR is a basic gate
XOR is a derived gate
XOR is a universal gate
XOR is a basic gate

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