engineering recuitment GATE IN Test Series 2023-24 Mock Test Electrical Machines Three Phase Induction Motor
The rotor resistance and standstill reactance of a 3ϕ, 50 Hz induction motor are 0.02 Ω and 0.20 Ω respectively. At normal voltage, the full load slip is 5%. If the motor develops full load torque at half of the full-load speed, the power factor is
1
0.187 lagging
2
0.254 leading
3
0.452 lagging
4
0.254 lagging