Electrician 3rd Sem Single phase Motor

What is the working principle of single phase induction motor?

• Lenz’s law

• Joule’s law

• Faraday’s laws of electrolysis

• Faraday’s laws of electromagnetic induction

What is the name of single phase motor?

• Permanent capacitor motor

• Induction start capacitor run motor

• Capacitor start capacitor run motor

• Capacitor start induction run motor

What is the working principle of split phase motor?

• Lenz’s law

• Joule’s law

• Faraday’s laws of electrolysis

• Faraday’s laws of electromagnetic induction

Which type of single-phase motor is illustrated?

• Universal motor

• Permanent capacitor motor

• Capacitor start induction run motor

• Capacitor start capacitor run motor

Which type of A.C single phase motor is classified under commutator motor type?

• Stepper motor

• Repulsion motor

• Shaded pole motor r

• Permanent capacitor motor

Which method is adopted to start the single phase induction motor?

• Split phase method

• Which method is adopted to Varying supply voltage method

• Which method is adopted to Reversal of input supply terminals

• of running coil connection

What is the type of A.C single phase motor?

• Permanent capacitor motor

• Capacitor start capacitor run motor

• Induction start induction run motor

• Capacitor start induction run motor

What is the purpose of the capacitor (C) in centrifugal switch speed control method of universal motor?

• Maintain constant speed

• Improve the power factor

• Protect from the over loading

• Reduce the sparks on the contacts

Which type of winding wire is used for rewinding submersible pumps?

• PVC covered copper wire

• Super enamelled copper wire

• Single cotton covered copper wirecopper wire

• Double cotton covered copper wire

Which type of AC single phase motor having low starting torque?

• Induction start induction run motor

• Capacitor start induction run motor

• Capacitor start capacitor run motor

• Resistance start induction run motor