Press "NEXT" button to start
1.
Star-Delta is a starting method for electric motors to reduce its starting current
2.
Fuses are only used in low voltage control circuit protection and can't be used in medium voltages
3.
To generate electricity we need coil,magnitic field and motion
4.
Isolating power is amust when replacing any electrical equipment like CB
5.
Transformer's oil is used for winding cooling
