Slip rings are usually made of

Related MCQs

• The number of slip rings on a squirrel cage induction motor is usually
• In an induction motor, no-load the slip is generally
• In medium sized induction motors, the slip is generally around
• A 3-phase 440 V, 50 Hz induction motor has 4% slip. The frequency of rotor e.m.f. will be
• In Ns is the synchronous speed and s the slip, then actual running speed of an induction motor will be
• Slip of an induction motor is negative when
• Slip ring motor is recommended where
• A 3-phase slip ring motor has
• The shape of the torque/slip curve of induction motor is
• The stating torque of the slip ring induction motor can be increased by adding