engineering recuitment BSPHCL Technician (Electrician) 2024 Mock Test Electrical Machines Three Phase Induction Motor Types of Induction Motor
Why is the rotor bar of the squirrel cage rotor permanently short-circuited at the ends?
1
For reducing the magnetic hum and locking tendency
2
To prevent short circuit
3
To ensure that insertion of external resistance is not possible
4
To eliminate the chances of open circuit