Iron loss of DC motor is constant with the load. Select one: O True O False

Q: By increasing the flux of main pole of a dc motor, the speed will be reduced true O False

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Q: locs.google.com o 19 Q:- A dc series motor takes 30 A at 220v and runs at 700 r.p.m. If the armature…

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Q: Q2 (a) A 440 V, six poles, 80 hp, 60 Hz, Y connected three phase induction motor develops its full…

A: Given  A question on three phase induction motor.we need to solve for rotor resistance. Please find…

Q: A 30 induction motor has a 4-pole, Y-connected stator winding. The motor runs on a 50Hz supply with…

A: Three phase induction motor convert the electrical energy to mechanical energy. It consists a rotor…

Q: A 4 - pole series motor has 944 wave-connected armature conductors.At a certain load the flux per…

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Q: Q1. Choose the right option for the following. [. viny 1. If a DC voltage is applied to a DC motor,…

A: Since you have asked multiple questions in a single request, we will be answering only the first…

Q: 3-phase 50 Hz, 50 Hp, 440 v 60 a asynchronous Motor has a 0.9 back power coefficient. the stator…

A: INDUCTION MOTOR: Based on the rotor construction, the induction motor is classified into Squirrel…

Q: A 1500rpm DC shunt generator is supplying 100 lamps of 60W at 230V, the armature and field…

A: Simple problem on machines. Look below for solution:-

Q: A separately excited dc motor has the following nameplate data: 100 hp, 440 V, 2000 rpm. (a)…

A: power output in motor =2π×speed in rpm×torque60 from this we will calculate torque. given power…

Q: We have a 50 hp Y-connected three-phase induction motor at √3*138.56 V line voltage. Find the slip,…

A: Given data, Line voltage VL=3×138.56 V Line current IL=35 A Power Factor cosϕ=0.85 Stator copper…

Q: Q1 (a) the following figures refer to the magnetization curve of a d.c. series motor running on no…

A: Since there are multiple questions uploaded within the same question, thus solving the first…

Q: - A four-pole DC shunt generator with lap connected armature has field and armature resistance of 50…

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Q: 420 V, three-phase 60 Hz, star connected, induction machine has the following parameters: = 0.15…

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Q: A de electrical shunt motor rated 50 kW connected to a 250 V supply is loaded as to draw 200 A when…

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Q: A shunt generator delivers 1000 W at 125 V to a load. If the armature resistance is 0.05 Ω, and the…

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Q: A universal motor has armature circuit resistance of 15 ohm and inductance of 0.3H. On being…

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Q: The shunt field winding of the DC motor has less turns of thick wire. Select one: O True O False

A: The shunt field winding of the DC motor has less turns of thick wire.

Q: 1. A 240 V, 50 Hz, single-phasc capacitor start a.c. motor is loaded such that the slip is 6 %. The…

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Q: 1. The distance of air gap between stator and rotor range from to depend on Motor's power. (a) 0.4…

A: As per guidelines we are supposed to answer only first three questions so please upload others…

Q: The DC shunt generator with the terminal voltage 350 V, armature drop 7 V and the each brush drop 2…

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Q: A 250 V DC shunt motor takes 41 A at full load. The resistances of motor armature and shunt field…

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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: B- Find power delivered to the de motor has operating voltage 120V and consume

A: Electrical machines can be either generator, transformer or motors. They can be either Ac machines…

Q: A 6 - pole lap wound shunt motor has 500 conductors.The armature and shunt fielo resistance are 0.05…

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Q: The DC shunt generator with the terminal voltage 325 V, armature drop 9 V and the each brush drop 4…

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Q: 1.4 A dc series motor draws 300 A from a 750 V supply when deliveri at 950 r/min. The field and…

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Q: Q1/ plot the no-load speed of DC motor against field current and series resistance. Rf() If N(r.p.m)…

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Q: A 440-V 50-Hz, 50-hp, a three-phase induction motor is drawing 50 A at 0.75 PF lagging. The rotor…

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Q: 3 phase motors are widely used in the industry. they require little maintenance, having no brush…

A: Types of Motors DC Motor AC motor Synchronous Motor  Induction Motor PMSM Motor BLDC Motor Stepper…

Q: Advanced Physics A series motor, working on 500 V d.c. supply, runs at a speed of 1000 r.p.m when…

A: Given values, Supply voltage, V= 500 V Load current, IL=120 A Resistance of field, Rse=0.04 Ω…

Q: The field windings of a series motor has a resistance of 180 ohms at 30 degree Celsius. After…

A: Given,R1=180Ω           t1=30°CR2=140Ω           t2=?α=0.004We have the…

Q: H.W: A series motor has an armature resistance of (0.2 0) and a series field resistance of (0.3 2).…

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Q: Q.1/ A 4-pole series motor has 654 lap-connected armature conductors. At a certain load, the flux…

A: Torque=12π×flux×number of conductors×Armature current×polesparallel paths. EMF induced in…

Q: Ad.c. shunt generator runs at 400 r.p.m.and delivers 500 kW to busbars having a constant voltage of…

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Q: It's a Physics question about mechanical engineering. A shunt motor has a speed of 900 rpm when it…

A: Given- Speed (N)-900rpm Voltage (V)=120V Output power Pout=12 HP Losses=1048W 1HP=746W

Q: Which of the following can be said about the power factor of an induction motor? a) power factor is…

A: The power factor of induction motors varies with load, typically from around 0.85 or 0.90 at full…

Q: Calculatetheshaft power of a series motor having the following data; overall efficiency83.5%, speed…

A: The back emf of the series motor is calculated as shown below:  Eb=PϕNZ60Aϕ=25×10-3 Wbn=550…

Q: in series connected DC motor, the equation of electromagnetic torque is O Te = Laf * If * la O Te =…

A: Types of DC Motor DC series motor DC Shunt Motor Sepereted excited Motor Compound Motor…

Q: A 460-V 60-Hz four-pole Y-connected induction motor is rated at 25 hp. The equivalent circuit…

A: In this question,  460V, 60Hz 3 phase induction motor,  Equivalent parameters are given.  The line…

Q: A DC motor with a shunt field winding has the following characteristics: Vr = 96.0 V R, = 1.50 2 K=…

A: Given: A DC motor with shunt field winding have VT=96 VRA=1.50 ΩK=0.352 mT=18 Nm

Q: B. A separately-excited dc motor with the following parameters: Ra = 0.5 ohm, La = 0.003H, and Kb =…

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Q: 4. If the no load speed of DC motor is 1300 rpm and full load speed is 1100 rpm, then its voltage…

A: Given, A DC motor with No load speed = 1300 rpm Full load speed = 1100 rpm

Q: A 220V shunt motor develops a torque of 108 N.m at an armature current of 20 A. The torque developed…

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Q: A 3-phase, 6 Pole, 50 Hz, 400 V induction motor takes a line current of 40 A at 0.8p.f. and runs at…

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Q: In the DC Shunt motor, when the load increases Speed decreases. Select one: O True O False

A: True

Q: The DC shunt generator with the terminal voltage 300 V, armature drop 8 V and the each brush drop 2…

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Q: The DC shunt generator with the terminal voltage 325 V, armature drop 8 V and the each brush drop 2…

A: 335 V is generated emf in the motor.

Q: 3-phase 50 Hz, 50 Hp, 440 v 60 a asynchronous Motor has a 0.9 back power coefficient. the stator…

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Q: 8) A 230 V fed single quadrant chopper has a 40% duty cycle. A separately excited DC mot armature…

A: In this question we will find torque of given separately excited motor...

Q: Find the line current, shaft speed, load torque, induced torque and rotor frequency of an induction…

A: The given information about an induction motor is Number of poles P=6. Rated shaft output power…

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.