engineering recuitment MAHATRANSCO AE Electrical Mock Test Electrical Machines Three Phase Induction Motor
The length of air gap between stator and rotor of an induction motor is made as small as practicable because otherwise
1
The magnetizing current will be more
2
The ball bearings which can match the respective stator and rotor may not be available
3
The power factor will be zero
4
The labour cost during manufacturing increases
5
None of the above