SSC JE Electrical 2019 with solution SET-1
 Identify the INCORRECT statement with regards to synchronous motors

It is a self-starting machine
The armature winding is placed on the stator
It is a constant speed motor
The field winding is placed on the rotor

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
 Hysteresis loss is NOT a function of

Frequency
Steinmetz co-efficient of material
Ambient temperature
The volume of a material

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
 Which of the following is the correct relation regarding coupled coils?

M = (L1 − L2)/2
M > (L1L2)0.5
M ≤ (L1L2)0.5
M = (L1 + L2)/2

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
 If admittance Y= a + jb, then a =?

Conductance
Reactance
Susceptance
Resistance

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
 Let T be the net torque developed by the rotor runs at ω rad/s. What is the mechanical power developed?

Pmech = (2πωT)
Pmech = (ωT)/60
Pmech = (2πωT)/60
Pmech = ωT

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP