23.a. What type of squirrel-cage motor is ordinarily used with small air compressors equipped with a relief valve? A. Design B motor B. Design C motor C. Design A motor D. Design D motor 23.b. The most economical voltage for a 150-hp a-c motor is A. 440 volts. B. 800 volts. C. 600 volts.

Q: (c) A 240 V DC shunt motor provides power to a load at 900 rpm. The current in the armature is 120…

A: Given dataTerminal voltage, Speed, Armature current, Armature resistance, Field resistance/shunt…

Q: "A 50 hp, 220 V shunt motor operating at 1200 rpm draws a line current of 94 A when operating at…

A: Fig: Given shunt motor    Calculate shunt field current  Ish=220RshIsh=22055Ish=4 A Case…

Q: Split-phase motor, 110 volt, 60 Hz, 4-pole, has the following constant and losses: R₁ = 2.02 (2 X₁ =…

A: Given: Supply voltage V1=110 V Supply frequency f=60 Hz Number of Poles P=4 Core loss Pc=24 W…

Q: A DC shunt motor with 200 Volt and 0.25 ohm armature winding resistance rotates at 1250 rpm, while…

A: Given data Vt =200V Ra=0.25 ohm Rext =6.5 ohm N1=1250 rpm Ia1= 10 A Ia2 = 6 A

Q: B: A 440-V, 3-o 50-Hz, 37.3 kW, Y-connected induction motor has the following parameters: R1 0.1 2,…

A: Line voltage of the supply (VL) = 440 V Frequency of the supply (f) = 50 Hz Startor resistance/ph…

Q: What is the name of the speed control by varying the field current of the DC motor? O a. None of the…

A: Because the field current produces the flux, and if we control the field current then the speed can…

Q: 200 V D.C. series motor runs at 500 r.p.m when taking a current of 25 A. The resistance of the…

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Q: A 60 hp ac motor with class Finsulation has a cold winding resistance of 120 at 23°C. When it runs…

A: Resistance Method Formula is given as: t2=R2R1×234+t1-234.........(i) where, R1=cold winding…

Q: A 3 phase , Y-connected , 220 V , 10 H.P , 60 Hz , 6 pole induction motor has the following…

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Q: Given: A 200VDC shunt motor carries 12A, the armature resistance = 0.750. Calculate the following:…

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Q: 22.a. One common type of electronic circuit component that is used to control the voltage and…

A: Select the correct option: 22.a. One common type of electronic circuit component that is used to…

Q: 1. The armature and shunt field resistance of a 50 HP, 230 V, 1500 rpm shunt motor are 0.10 ohm and…

A: Efficiency is the total power output to total power input ratio, given as a percentage. This is…

Q: Using only the parts needed, wire a DC motor in a short-shunt cumulative compound configuration with…

A: Since we only answer one question at a time. we’ll answer the first question only.Please resubmit…

Q: A d.c. series motor is driven by a DC variable-speed drive. The motor field and armature resistances…

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Q: The readings of multimeters during a test of shunt connected DC motor are as given in the table.…

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Q: (480 V DC shunt motor has a starting current 1- 126 A from the source. Total resistance value of…

A: Given  480 v DC shunt motor  starting current  Is=126 A Total resistance of the shunt field circuit…

Q: 20 kW, 400 volts, 50Hz. A 3-phase asynchronous motor with rated values ​​of 1470 rpm. It produces…

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Q: 4. A d.c. series motor is driven by a DC variable-speed drive. The motor field and armature…

A: Given data: Ra=Rse=0.2 ΩN=3000 rev/minIa=8 AV=48 V

Q: 13. The main and auxiliary windings of a hypothetical 110-V, 60-Hz, split-phase motor have the…

A: In this question,   We need to determine the external resistance in Ohms required in series with the…

Q: () What is the motor armature current? (a) 99 A (b) 102 A (c) 107 A (d) 110 A (e) 115 A (ii) What is…

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Q: enclosure used in DC motor

A: Conductor- Materials which have free electrons in valence which can flow when comes under any…

Q: 4. A 50 HP, 550V shunt wound motor draws a line current of 4.5 ampere at no load. The shunt field…

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Q: Q2) A d.c. shunt motor has the armature and field resistance is 0.012 and 50 Q, when the input power…

A: This question belongs to electrical machine . It is based on the concept of armature power developed…

Q: DC/AC MOTOR (UPVOTE WILL BE GIVEN. PLEASE WRITE THE COMPLETE SOLUTIONS LEGIBLY. NO LONG EXPLANATIONS…

A: The detailed solution is provided below.

Q: Answer (IV), (vii) and (VIII)

A: Given: An eight-pole, three-phase 3300 V, 50 Hz, 500 kW induction motor, the test results were…

Q: (reverse EMF) value under full load conditions. If a serial connected starting resistance (Rst) of 3…

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Q: Please answer all subparts please answer in typing format

A: Step 1: Step 2: Step 3: Step 4:

Q: determine "A" through "G" for the DC motor on worksheet 5 when it is running at capacity and its…

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Q: .A 250 V DC long-shunt, compound motor takes a current of 82 A at full load. Calculate the motor…

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Q: Forces which acts at right angles to the cross section of the object are called

A: Forces are generally applied to the object for the various purposes

Q: 4. Explain the need, salient features and working with the help of a neat circuit diagram showing…

A: as per the guidelines, we supposed to answer one question at a time so please ask other questions…

Q: The armature resistance of a 250 V D.C. shunt motor is 0.5 Ω. The minimum and maximum current during…

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Q: 3. The armature of a 120 volts DC motor has resistance of 1.5 ohm and takes 4 ampere when operating…

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Q: base on below mentioned Comparison of the performance indexes discuss and advice best induction…

A: Given chart is - Given values are - AAC Ltd. Induction motor-Efficiency=85.9%Speed…

Q: 13 The following details are known about a 250 hp, 230 V, 435 r/min de shunt motor: nominal…

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Q: 12. A single-phase, 120 V, 60 Hz, 1/2 hp, 1740 rpm split-phase fan motor gave the following test…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: The shunt field resistance of a 200 V shunt motor is 150 ohms and its armature resistance is…

A: Losses comprise of copper losses and rotational losses At no load the power supplied is equal to the…

Q: 20. A mechanical connection between machines is NOT needed for loading back A. induction machines.…

A: Auxiliary motors are included with the majority of the machinery used in rubber manufacture.…

Q: 6.) . The NTD fuse rating for a 230 V, 3Ø, 50 hp synchronous motor with an 80 % power factor using…

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Q: Find the change in the BACK E.M.F when the applied voltage on D.C -1 shunt motor = 250 volts and…

A: In this question,  We need to choose correct option In the DC shunt motor, field winding is…