SSC JE Electrical 2018 with solution SET-1
The unit of luminous flux is

Steradian
Lux
Lumen
Candela

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
 If the field of a DC shunt motor gets opened while the motor is running, then the

Motor will become slow
Armature will oscillate about original speed as the mean speed
Armature current will drop
The motor will attain the dangerously high speed

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
The motor used on a small lathe is usually

Universal Motor
3-Phase Synchronous Motor
D.C shunt Motor
Single-phase capacitor run Motor

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
 A 3-phase star connected system is supplied by a line voltage of 440 V. The value of the current is 50 A. What is the power (in kW) consumed by the system, if the current lags the voltage by 45 degrees?

8.95
24
47
26.94

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP