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

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-2
Observe the given figure. The maximum power to the load resistor is when Ri is  =?

2Ri
Ri/2
RL
4Ri

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP