A20 The speed at which the magnetic field of a 3-phase induction motor rotates is called the

Q: 1. An induction motor with 1000 r.p.m. speed will have...poles

A: Given : In the given question they are discussing about an induction motor.   They have given speed…

Q: Calculate the slip of a 6-pole induction motor with a rotor speed of 960 rpm at 口 0.05 口 0.06 0.04

A:

Q: At starting of an Induction motor, the frequency of the rotor induced voltage would be

A: Mutual Induction:  Whenever flux in one coil links with the second coil, an EMF is induced in the…

Q: The slip of a 12 pole, 3-phase, 50 Hz induction motor is 10%. Find the speed of the motor ✓ 450 rpm…

A: Given, A 3-phase induction motor having, Number of poles, P=12. Frequency, f = 50 Hz. Slip, s=10%.

Q: A three phase synchronous motor requires dc supply for the magnetic field. Select one: O True O…

A: The three phase synchronous motor is not a self starting motor.  Hence it requires a DC supply which…

Q: A 50 Hz, 3-phase induction motor is working at a full load speed of 1440 r.p.m. The full load slip…

A: Poles  P = 120f/N Ns = 120f/P  full load slip  s = Ns − Nr/Ns   Nr =1440 rpm

Q: Explain how a revolving field is set up in a 3-phase induction motor.

A:

Q: A permanent split single phase induction motor dose not have a squirrel cage rotor

A:

Q: in the shaded-pole induction motor, the direction of rotation of the magnetic field is determined by…

A: In this question we need to complete the given statement.

Q: b State the difference between an induction motor with a wound rotor member and a squirrel cage…

A: Q. 2 B) The differences between a squirrel-cage and wound-rotor motor are as mentioned below: S.…

Q: The rotor reactance of the three phase induction motor is varies with of the rotor current.

A: According to the question we have to discuss the induction motor reactance.

Q: An six-pole wound rotor induction motor operating on 60 Hz supply is driven at 1800 rpm by a prime…

A: 6 pole wound induction motor,  Frequency f= 60Hz If rotor rotate by prime mover to opposite side…

Q: In three-phase induction motor rotor speed is zero at the time of starting the induction motor.…

A: True

Q: If a 3-phase induction motor has synchronous speed of 600 rpm and the frequency in stator is 60HZ,…

A: Due to  guidelines I can solve only one question at a time if you want another solution you can post…

Q: A three phase induction motor operating at a slip of 5 % develops 20 kw rotor output power. What is…

A: The rotor copper loss in the above given operating conditions is calculated as shown below:

Q: Skewing of rotor conductors in a squirrel cage induction motor reduces a. heat developed while…

A: The explanation is as follows.

Q: A 4 pole 50Hz induction motor operates witha rotor speed of 1440 rpm. The percentage slip is

A: Given : Pole= 4  f=50 HZ  Nr=1440 rpm

Q: A 4-pole wound- rotor induction motor has a Wye

A: Induction machine- This Induction machine comprises of rotor and stator as it basic parts and it…

Q: 4. A six pole 60 Hz induction motor has a full-load slip of 4 percent. Find the rotor speed at full…

A:

Q: In an induction motor, rotor runs at a speed

A: The principle of induction motor is electromagnetic induction. It is an asynchronous machine . ie.…

Q: Draw the squirrel cage rotor of the three phase induction motor and explain the same.

A:

Q: 6 pole, three-phase induction motor operates from a supply frequency of 50 Hz. Calculate: (i) The…

A:

Q: 12. A 3 phase 50 Hz induction motor has 6 poles and operates at 4% slip. Determine (a) Frequency of…

A: Given: A 3-phase induction motor with f=50 HzP=6s=4%=0.04

Q: The stator of a three-phase, 2-pole induction motor is connected to a 50 Hz supply. The rotor runs…

A: Given values are - PoleP=2f=50HzNr=2880revmin

Q: A 3-phase,4-pole induction motor is operating at frequency of 60Hz. Determine the speed of motor…

A:

Q: A value of magnetizing current in a 3-phase induction motor * gives power factor smaller .. larger…

A: as magnetizing current increses power factor decreases. so A large value of magnetising current in a…

Q: A three phase, 50 Hz induction motor has a full load speed of 1440 rpm. The full load slip will be

A: As per Bartleby guidelines we are allowed to solve only one question,please ask the rest again.

Q: (b) A 8 pole, three-phase induction motor operates from a supply frequency of 50 Hz. Calculate: ()…

A:

Q: An eight-pole wound rotor induction motor operating on a 60 Hz supply is driven at 1800 rpm by a…

A: Given induction motor having, Number of poles, P = 8 Frequency, f = 60 Hz Rotor speed, Nr = 1800 rpm

Q: A three phase induction motor operates with a rotor speed of 1440 rpm and develops a torque of…

A:

Q: a) 5A The synchronous speed of a 4 pole, 3-phase Induction motor is 1800 rev/min. The frequency of…

A:

Q: A 3-phase induction motor has a slip value of 0.02 and a slip frequency of 50Hz. What is the…

A: Given data  A 3-phase induction motor slip s =  0.02 and  Supply frequency f= 50Hz. the frequency of…

Q: A 2 pole, 60 Hz induction motor is rotating at a speed of 3550 rpm. Calculate the rotor current…

A:

Q: Identify which of the following part of three phase induction motor have slots on its outer…

A: In three phase induction motor laminated cylindrical rotor core have slots on its outer periphery…

Q: The stator of a 3-phase induction motor has 3 slots per pole per phase. If supply frequency is 50…

A: Given: 3-phase induction motor Slots per pole per phase is 3 Supply frequency, f=50 Hz

Q: If the speed of an Induction machine is 100 rad/sec, the speed in rpm is

A: aacording to question we need to calculate the value of speed in rpm from rad/s.

Q: A 3-phase 440 V, 50 Hz induction motor has 5% slip. The frequency of rotor current will be

A: For induction motor frequency of rotor current at any slip is slip times supply frequency. Given…

Q: The rotor speed of a 6-pole,50-cycle induction motor is 960rpm. Calculate the percent slip.

A:

Q: 9. An AC squirrel cage induction motor has a speed o rpm. If the leads were such that they could be…

A: If the leads were such that they could be reconnected for consequent windings then the resulting…

Q: A three-phase induction motor with a double cage rotor -ters:

A: Three Phase Induction machine-This Induction machine comprises of rotor and stator as it basic parts…

Q: An induction motor runs at 3510 rpm. Calculate the percent slip

A: Consider the number of poles in which the induction motor is available are 2, 4 and 8

Q: A 3-phase 440 V, 50 Hz induction motor has 4% slip. The frequency of rotor current  a. 48 Hz  b. 2…

A: Given, 3-phase 440 V induction motor Frequency f=50 Hz Slip s=4%=0.04

Q: In three-phase induction motor rotor speed is zero at the time of starting the induction motor.…

A:

Q: Skewing of rotor conductors in a squirrel cage induction motor reduces O a. heat developed while…

A: Effect of Skewing of rotor conductor in a squirrel cage induction machine?  Which quantity is reduce…

Q: Due to the presence of two rotating magnetic fields force the three phase induction motor is self s…

A: Whenever a 3phase balanaced supply is given to 3phase balanced winding of a stator of a 3phase…

Q: hase induction motor is (A) Stationary (C) Rotating

A: Generally the stator the motor contains of overlapping offset by an angle of 120° .

Q: The strength of the rotating magnetic field in a three phase induction motor is equal to times the…

A: rotating magnetic field of the induction motor rotates at a synchronous speed.

Q: A three-phase induction motor is running at 4% slip. If the input to the rotor is 1,000 W, then the…

A: Given: A three phase induction motor, Running at slip, s = 4 % = 0.04 Input to the rotor,…

Three Phase Induction Motor

The induction motor is an electric motor that runs on AC (alternating current) and it is of two type single phase motor that work on single-phase power supply and three-phase motor that work on three-phase power supply.