determine the frequency of rotor current?
Q: An 8-pole, 3-phase, 50 Hz induction motor is operating at a speed of 720 rpm. The frequency of the…
A: Poles P = 8 Frequency f= 50 Hz Speed Nr = 720 rpm Frequency of the rotor current fr = ?
Q: A 4-pole induction motor is fed with a 230 V, 50 Hz supply and is running at no load. Answer the…
A: (i) The synchronous speed of the induction motor is given as: Ns=120fPf=frequencyP=number of poles…
Q: An 8-pole, 3-phase, 50 Hz induction motor is operating at a speed of 700 rpm. The frequency of the…
A: Given values are - f=50HzP=8Nr=700rpm
Q: Question 2 Explain in details why does the rotor of the three phase induction motor rotate, then…
A: three-phase induction rates at a slightly slower speed than the asynchronous speed of the…
Q: explain any one method of speed control of Induction motor with respect to rotor side with diagram.…
A:
Q: A 75-hp, 600-volt, 1000-rpm, three-phase Y-connected synchronous motor has an armature resistance of…
A: An alternator/Synchronous generator is a type of electrical machine that converts mechanical energy…
Q: A 3-phase, 60Hz, 4-pole induction motor has a rotor leakage reactance of 0.8Ω per phase and a rotor…
A: The solution is given below
Q: 1) if a six pole induction motor supplied from a three phase (50 HZ) supply, has a rotor frequency…
A: According to the question we have to find the value of the percentage slip and rotor speed.
Q: B4. (a) A 380V, 50 Hz, 4-pole, 1460 rev/min, star-connected three-phase induction motor is driven by…
A: “Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: A three phase 60-cycle six-pole 220 -volt wound rotor induction motor has a stator that is connected…
A: The solution is given below
Q: a) A 3-phase, 380 V, 50 Hz, Y-connected, 4-pole induction motor is operating at a shaft speed of…
A: Rotor speed = (1-slip)× sycronous speed. Using above formula calculate slip. Frequency of rotor…
Q: Q-2:- A30, 460 V, 100 hp, 60 Hz, four-pole induction motor delivers rated output power at slip of…
A: Since you have asked multiple questions in a single request, we will be answering only the first…
Q: A three-phase induction motor has a rotor resistance and standstill reactance of 0.1 ohm and 3.5…
A:
Q: 14/ If the star-connected rotor winding of a 3-phase induction motor has a resistance of 0.010per…
A: The solution is given below
Q: Explain in details why does the rotor of the three phase induction motor rotate, then determine the…
A: three-phase induction rates at a slightly slower speed than the asynchronous speed of the…
Q: Stator voltage control of IM The objective: The objective of this experiment is to present the speed…
A: We are authorized to answer one question at a time, since you have not mentioned which question you…
Q: 3. A 6-pole, 3-phase, 50 Hz induction motor has a rotor resistance of 0-02 2/phase and sta reactànce…
A:
Q: Calculate the steps in a 5-section rotor starter induction motor. for a 3-phase Maximum starting…
A:
Q: A 3 hp, 3-phase, 4-pole, 400 V, 50 Hz induction motor runs at 1440 rpm. What will be the frequency…
A: For the given data of Induction motor Power = 3hp Pole =4 V = 400 f =50 Hz N =1440 rpm Frequency…
Q: A 3-phase, 4-pole, 230-V wound rotor induction motor (WRIM), has both its stator and rotor connected…
A: In this question, 3 phase, 4 pole, 230V Rotor speed Nr= 1725rpm We need to determine the slip s?…
Q: Explain any one method of speed control of Induction motor with respect to rotor side with diagram
A:
Q: A 3 phase, 4 pole, 60 Hz induction motor is running at a speed of 1720 rpm. Input power to the motor…
A: Given: 3-phase induction motor with specification Number of poles, P=4 Frequency, f=60 Hz Rotor…
Q: Q-2:- A30, 460 V, 100 hp, 60 Hz, four-pole induction motor delivers rated output power at a slip of…
A: Line voltage of the supply (VL) = 460 V Supply frequency (f) = 60 Hz No. of poles (P) = 4 slip (s) =…
Q: 14. An 8 pole 50 Hz, three phase induction motor runs at a speed of 720 rpm when delivering full…
A: Given Induction motor withpoles p=8frequency f=50 HzRotor speed Nr1=720 rpmstand still rotor…
Q: A 12 pole, 3 phase, 50 Hz, induction motor runs at 463 rpm, determine the frequency of rotor…
A: Given : induction motor running at 463 rpm 12 pole , 3 phase , stator frequency f = 50 Hz N = 463…
Q: What is the rotor copper loss of a 3-phase 550 Volt, 50 Hz, 6 poles induction motor developing 4.1…
A: Given a 3-phase 550 Volt induction motor with, Number of poles, P = 6 Rotor power = 4.1 kW Shaft…
Q: 6. What is the synchronous speed of a 6 pole induction motor on a 60 Hz, 480 V, 3 phase system?
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Q: 4) Is the statement “An induction motor has the same physical stator as a synchronous machine, with…
A: Induction motor is single excited machine.synchronous motor is a doubly excited machine.Rotor of…
Q: Question No.24 An 4-pole 50 Hz induction motor with rotor resistance of 0.2 Q produces a maximum…
A: Given an induction motor with, Number of pole, P = 4 Frequency, f = 50 Hz Rotor resistance at…
Q: NEED IN 5 MINS URGENT PLEASEEE :(( At what speed will a 12-pole, 50-cycle induction motor operate…
A: The slip of induction motor s=synchronous speed-rotor speed/synchronous speed Synchronous speed=120…
Q: A 4-pole, 60 Hz, 3-phase induction motor has a blocked rotor reactance of 0.4 ohm per phase and the…
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Q: A 440 V, 50 Hz, 4-pole, 3-phase, star-connected induction motor running at 1440 rpm on full load has…
A: The question is based on the formula relating torque developed of the induction motor to the maximum…
Q: (a) A 25 hp, 320 V, 50 Hz, five-pole, Y-connected induction motor has a full load slip of 5%.…
A: Note: As per our policy we can solve only 3 sub-parts of one question, please reupload remaining…
Q: Q-2:- A30, 460 V, 100 hp, 60 Hz, four-pole induction motor delivers rated output power at a slip of…
A:
Q: A 3 hp, 3 phase, 4 pole, 400 V, 50 Hz induction motor runs atb1440 rpm, what will be frequency of…
A: Given, Number of poles, P= 4 Frequency, f= 50 Hz Speed of induction motor, Nr= 1440 rpm
Q: (Question 1): A three phase, 25-hp, 460-V, 4-pole, 60-Hz, Y-connected wound-rotor induction motor…
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Q: Vhat is the difference of the wound rotor three phase induction motor. For what purpose is it used?…
A: (i) A wound rotor motor is a variation of the three-phase induction motor, designed to provide high…
Q: Type your question here The rotor of a 4 pole, 50 Hz, slip ring induction motor has a resistance of…
A: As per our policy we can provide solution of first question only. As we have given: P=4f=50…
Q: A 3 phase 4 pole 400 volt 50 Hz induction motor is operating with slip 0.03. What is value of speed…
A: Given: A 3-phase 400 V induction motor having P=4f=50 Hzs=0.03
Q: If the star-connected rotor winding of a 3-phase induction motor has a resistance of 0.0192per phase…
A: It is given that : R=0.01 ΩphX=0.08 Ωph
Q: An 8 pole, 50 Hz, 3 phase induction motor is running at 4% slip when delivering full load torque. It…
A: We have an 3-phaes induction motor with, Pole (P) = 8 frequency (f) = 50 Hz Slip (s) = 4% = 0.04…
Q: Question 2 Explain in details why does the rotor of the three phase induction motor rotate, then…
A: three-phase induction rates at a slightly slower speed than the asynchronous speed of the…
Q: A three phase, 50 Hz, 4 pole slip ring induction motor runs at 1455 rpm on full load. The rotor…
A: Given, f=50 HzP=4Nr=1455 rpmR2phase=0.2 Ω
Q: 4-pole, 270 V squirrel cage induction motor has a rotor speed of 1,600 rpm and a rotor resistance…
A:
Q: 1- To control the speed of an induction motor, the supply frequency is reduced by 10%. For the same…
A: Given, To control the speed of an induction motor, the supply frequency is reduced by 10%.
Q: A three phase, 4 - pole, 50 Hz induction motor has full load speed of 1455 rpm. What will be the…
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Q: 1- What causes a three-phase motor to run backwards? 2- How we can reverse the direction of the…
A: Whenever the phase sequence of the motor is reversed it makes the motor to move backwards
A 12 pole, 3 phase, 50 Hz, induction motor runs at 484 rpm, determine the frequency of rotor current?
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- Name three factors that determine the amount of voltage induced in the rotor of a wound-rotor motor.A 4-pole, 60 Hz, 3-phase induction motor has a blocked rotor reactance of0.4 ohm per phase and the rotor resistance is 0.1 ohm per phase. At whatspeed will the motor develop maximum torque?A 3 hp, 3 phase, 4 pole, 400 V, 50 Hz induction motor runs atb1440 rpm, what will be frequency of rotor induced emf ?
- A 4-pole, 50 Hz, 3-phase induction motor has a rotor resistance/phase of 0.03 ohm and reactance of 0.12 ohm per phase. What is the value of speed at maximum torque?A 3-phase 440V, wye connected induction motor has a star-connected stator and delta connected rotor with a turns ratio of 10. The rotor resistance and standstill reactance per phase are 0.01Ω and 0.2Ω respectively, what should be the value of external resistance (in Ω) that must be inserted to the rotor circuit in order to obtain maximum torque at starting?Q1. Answer the following question briefly (not more than 4 lines) Why the rotor conductors of the squirrel cage rotor are short-circuited and in the case of slip-ring induction motors, the rotor circuit is closed through resistors? Q2. A -3-phase, 8-pole induction motor is required to be operated at about 700 rpm. If supply frequency is 60 Hz, determine its actual speed if slip is 5%. *
- Calculate the steps in a 5-section rotor starter induction motor. for a 3-phase Maximum starting current = full load current, full load slip-1.8% with ring shorted, rotor resistance per phase 0.015.A 3-phase, 60Hz, 4-pole induction motor has a rotor leakage reactance of 0.8Ω per phase and a rotor resistance of 0.1Ω per phase. How much additional resistance must be inserted in the rotor circuit so that the motor shall have the maximum starting torque?A three-phase induction motor has a rotor resistance and standstill reactance of 0.1 ohm and 3.5 ohms per phase respectively. The rotor emf at a standstill is 60 volts per phase, for slip of 5% what is the power developed?
- A 3 phase, 4 pole, 60 Hz induction motor is running at a speed of 1720 rpm. Input power to the motor is 15 kW. Assuming stator loss to be zero, what is the value of rotor copper loss?A 6 pole, 3-phase, 60 Hz wound rotor induction motors delivers 25 hp at 1150 rpm. If the rotational losses of the motor are 300W, what is the rotor power input in KW?Type your question here The rotor of a 4 pole, 50 Hz, slip ring induction motor has a resistance of 0.25 ohm per phase and runs at 1440 rpm at full-load. Calculate the extemal resistance per phase, which must be added to lower the speed to 1200 rpm, torque remaining the same?