A four-pole, three-phase induction motor drives aturbine load. At a certain operating point the machinehas 4 percent slip and 87 percent efficiency. The motordrives a turbine with torque–speed characteristic givenby TL = 20 + 0.006ω2. Determine the torque at themotor-turbine shaft and the total power delivered tothe turbine. What is the total power consumed by themotor?

Q: {Q.1}   A three-phase induction motor runs at almost 1198 revolutions per minute (rpm) at no load…

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Q: A 120 HP 4-pole 60 Hz induction machine has a friction and windage torque of 18 N-m. The…

A: Given:P=120 HPP=4 polef=60 HzFriction and windage torque=18 N-m

Q: Example -4. A three-phase. 60-Hz induction motor runs at 890 r/min at no load and at 840 r/min at…

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Q: An 3-phase induction motor(IM) has full load slip = 0.5%. If the rotor circuit resistance is…

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Q: A 4-pole induction motor drives a load at 2500 rpm. This is to be accomplished by using an…

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Q: A three-phase induction motor used for a commercial application in Oman runs at 586 rpm at no load…

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Q: A 4 pole, single phase, induction motor is operating from a 230 V, 50 Hz ac source. The parameters…

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Q: The power input to a 500V, 50Hz, 6 pole, 3 phase squirrel cage induction motor running at 975 RPM is…

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Q: A three-phase, 60-Hz induction motor runs at 890 r/min at no load and at 840 r/min at full load. (a)…

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Q: Q: A 10-pole lap-wound generator is rated at 120 V, 500 A, and 750 rpm. The armature has 163 slots…

A: Total number of slots in the armature (S)= 163 Number of coil sides per slot (si)= 4 Number of turns…

Q: Example 6.31. A 3-phase, 1455 rpm induction motor drives a load requiring constant torque. In case…

A: Given: 3-phase, 1455 rpm induction motor drives a load requiring constant torque. In case supply…

Q: A three-phase, 50 Hz, 160 kW, 400 V (line-line rms) delta connected squirrel cage induction machine…

A: Given, A 3-phase delta connected squirrel cage induction machine, Rated frequency, f=50 Hz Rated…

Q: 3-Phase induction motor with 4-pole, 200v,50Hz, where the rotor impedance is 0.1+j0.9 and the ratio…

A: The solution can be achieved as follows.

Q: A three-phase induction motor used for a commercial application in Oman runs at 586 rpm at no load…

A: Given Data N = 586 full load speed = 546 oman frequency = 50 Hz

Q: Find the motor speed, stator current, output power

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Q: Q: A 10-pole lap-wound generator is rated at 120 V, 500 A, and 750 rpm. The armature has 163 slots…

A: From the above the data is as follows: P=10 ,V120,I=500A ,N=750 rpmSlots =163 ,4 coilsides , 2 turns…

Q: A 40-HP, 230-V., 8-pole, 25 Hz three-phase induction motor is running at 355 rpm at rated load. The…

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Q: The resistance and standstill reactance of each phase of a 3-phase induction motor with star-…

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Q: (. What will be the air gap power (in watts) developed by a 3-phase induction motor, whose ratings…

A: It is given that: Terminal Voltage=Vt=230 (line voltage)Vt(phase)=Vt3=2303=132.79 VOutput…

Q: The amount of torque developed by a 3-phase squirrel-cage induction motor from no-load to rated-load…

A: A simple question on electrical machines shbject . I provided the detailed solution for the same.…

Q: A 3 phase, 50 Hz, 6 pole wound rotor induction machine has the following per phase parameters…

A: The solution is given below

Q: 4. A 3 phase,60HZ ,6 pole induction motor has a full load slip of 5%. The rotor resistance is…

A: To find the speed of the induction motor at which maximum torque occurs

Q: (A)Give a clear explanation of the following effects in a three-phase induction motor: (1) the…

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Q: 9. A 3-ô induction motor has a synchronous speed of 250 r.p.m. and 4 per cent slip at full-load. The…

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Q: A 10-hp six-pole 60-Hz three-phase induction motor runs at 1160 rpm under full-load conditions.…

A: Given data: p=6n=1160 rpmf=60 Hz   The expression for the synchronous speed is given as,…

Q: A shunt generator has full load current of 196Aat 220V. The stray power losses are 720W and the…

A: In this question,  Find the armature resistance in the shunt Generator.  All Parameters are given

Q: 200 +21. If maximum torque of an induction motor is kg-m at a slip of 12%, the torque at 6% slip…

A: Given: The torque is 200 kg-m The maximum torque slip is sm=12% The objective is to determine torque…

Q: Q17. What will be the locked rotor torque developed at unity machine constant by single phase…

A: Given, Zm =1.5+j2.5Za =8+j8so,Im =1201.5+j2.5=41.60∠-59.03oIa  =1208+j8=10.60∠-45o

Q: 1- No load test Inoloed = 6A V=380 P300 Pr=300 2/ From the no load test Induction motor Find;

A: Given  No load test of the induction motor

Q: 2. A 3-phase, 50 Hz, P=4 slip ring IM has a star connected rotor. The full load speed of the motor…

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Q: induction

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Q: Explain how the power flows in an induction machine, where losses occur and how they can be…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: . The armature of a 6-pole separately excited dc generator is triplex wave wound with 534…

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Q: 3- A series-resistance of series motor is 1 ohm. In driving a certain load at 1200 rpm, the current…

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Q: The standstill reactance of each phase of a three-phase induction motor with star-connected rotor…

A: Working principal  When an AC supply is given to the stator of the Induction motor, it generates a…

Q: (a) A standard 3-phase, 10-pole, squirrel-cage induction motor is rated at 460 V, 50 Hz. We want the…

A: In this question,  Find the voltage and frequency if the no load speed No= 300rpm .  Rated voltage…

Q: A 40Hp, 230V, 10pole, 50Hz three-phase induction motor is running at 585 rpm at rated load. If the…

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Q: 30 , 600V, 1710 rpm, 50 Hz, Ist = 5.In times of 6 pole squirrel cage induction motor. a) What is the…

A: Given- 3 Phase Induction motor at 50 Hz Voltage= 600 V Speed, Nr = 1710 rpm IstIf=5…

Q: A 240-V series motor has an armature resistanceof 0.42Ω  and a series-field resistance of0.18Ω .…

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Q: A three-phase induction motor used for a commercial application in Oman runs at 580 rpm at no load…

A: Given: A three phase induction motor  No load speed = 580 rpm  Speed at full load = 552 rpm  To…

Q: The rotor of a four-pole, 50 Hz slip-ring induction motor has a resistance of 0.2 Q per phase and…

A: Given data: A slip ring induction motor has, Number of pole, P = 4 Frequency, f = 50 Hz Resistance,…

Q: If the average pole flux of a dc machine with 24 coils, each of which contains 16 windings, 4 poles,…

A: In this question,  Find the voltage across the winding.  If flux per pole = 15m wb Pole P= 4  LAP…

Q: 1. The rotor resistance and reactance per phase of a three-phase wound rotor induction motor are…

A: In this question induction motor is given....We have to find out full load speed , speed at maximum…

Q: A Vconnected, 400 V, four-pole, 50 Hz induction machine has the following parameters Xs=1.32, Xr=12,…

A: A 3 phase induction motor has all parameters.  Find the input power, power factor and output power…

Q: N.m, 1333r.p.m] The resistance and standstill reactance of each phase of a 3-phase induction motor…

A: First calculate slip.in terms of synchronous speed and then find slip at pull out torque. From slip…

Q: Draw the power flow diagram of induction motor and iosses, the air gap power and the converted…

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Q: Q.14. What is slip in an induction motor? Q.15. What is the value of slip at start in an induction…

A: Solution: (14) In INduction Motor sleep is defined as the ratio of the difference in synchronous and…

Q: The rotor resistance and standstill reactance of a 3-phase induction motor are 0.015 Q and reactance…

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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.