SSC JE Electrical 2018 with solution SET-1
In a synchronous Motor, the damping winding is generally used to

Reduces the Noise Level
Reduces the eddy current
Provide starting torque
Prevent hunting and provide starting Torque

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
 What is the characteristics of the common collector configuration amplifier with respect to the input and output impedance?

High input Impedance and High Output Impedance
Low Input Impedance and Low Output Impedance
High input Impedance and Low Output Impedance
Low Input Impedance and High Output Impedance

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
 Determine the magnitude of EMF (in V) induced between the axis of rotation and the rim of the disc, when the disc of radius 10 cm rotates with an angular velocity of 60 revolutions per second and placed in the magnetic field of 3 T acting parallel to the rotation of the disc

6.69
6.67
4.64
5.65

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
 The primary and secondary windings of an Auto-transformer are

None of these
Both magnetically and electrically coupled
Electrically coupled
Magnetically coupled

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP