The purpose of stator winding in the compensated repulsion motor is to
A). provide mechanical balance
B). improve power factor and provide better speed regulation
C). prevent hunting in the motor
D). eliminate armature reaction
improve power factor and provide better speed regulation
1. At very low frequencies a series R-C circuit behaves as almost purely
4. Transformer coupling is generally employed when load resistance is
5. The starting torque of a 3 phase squirrel cage induction motor is
6. According to application, instruments are classified as
7. Cylindrical windings using circular conductors, employed in transformers, are
8. Referring to the given circuit, what is ZTH if R1 is changed to 220 Ω?