SSC JE Electrical 2019 with solution SET-2
The 2’s complement of 1010101 is

1110011
0101010
1101010
0101011

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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?

Coasting
Notching up
Braking
Free running

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SSC JE Electrical 2019 with solution SET-2
If the AC voltage and current are given by the following expressions?
v = 200sin (314t — 60°)
i = 50sin (720t), then what is the phase relation between them?

Voltage and current are in phase
Can’t be determined
Voltage leads current by 60°
Voltage lags current by 60°

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SSC JE Electrical 2019 with solution SET-2
Conductors experience skin effect in

DC transmission
AC transmission
HVDC transmission
Both AC and DC transmissions

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