The armature resistance of a compound direct current motor with short shunt is 0.15 , the series winding resistance is 0.25  and the shunt winding The resistance is given as 800 . The armature of the DC motor with a terminal voltage of 120 is 1400 rpm. If it draws 12 amps from the motor terminals while rotating, the torque produced by the motor and Find the efficiency of the engine

Q: shunt dc motor has armature voltage = 150 V, armature field resistance 100 2, nd armature resistance…

A:

Q: A 220 V dc shunt motor draws a current of 50 A from the supply and runs at 900 rpm. Its armature and…

A:

Q: Discuss how the Torque is developed in an Induction Motor

A: Gy

Q: 440-V shunt motor has armature resistance of 0.02 ohm and field resistance of 500 ohms. Determine…

A: In this question we will find find back emf....

Q: Consider a separately-excited DC motor with an armature resistance RA =0.25 ohm and terminal voltage…

A:

Q: Speed control of a 140 V, 1.68 kW DC motor şingle phase thyristor full wave AC-DC It is made by the…

A: Given details are Motor is permanent magnet DC motor. It is controlled by single phase full wave…

Q: A 145 -V shunt motor has an armature and shunt field resistances of 0.38 and 182 Ohms respectively.…

A: It is given that: Vt=145 VRa=0.38 ΩRsh=182 ΩIL=26 AProt=822 WVb=2.06 V

Q: A 1200 rpm, 700V Series DC motor has an armature resistance of 20 and the field resistance of 90. If…

A: efficiency = output powerinput power = input power - lossesinput power input power to motor =…

Q: 436. A 230 V DC motor takes a current of 40 A and runs at 1100 r.p.m. If armature and shunt field…

A: Given a dc motor with, Terminal voltage, V=230 V. Load current, IL=40 A. Speed, N=1100 rpm. Armature…

Q: Derive the speed torque characteristics of induction motor from its equivalent circuit and also…

A: We have given the following problem

Q: A 400-V shunt motor has armature resistance of 0.9 ohms and field resistance of 200 ohms. Determine…

A:

Q: shunt motor with an armature winding resistance of 0.01 Ohm and a field winding resistance of 25 Ohm…

A: DC shunt motor Armature winding resistance of 0.01 Ohm field winding resistance of 25 Ohm  DC 50 V…

Q: A shunt motor draws current of 60 A from a 120 V source rotating at 1800 RPM. If the armature…

A:

Q: 1. A 100-V shunt motor is developing 6 bg while operating at an overall efficiency of 86%. The…

A: as per our guidelines we are supposed to answer only one question so i am solving first question .…

Q: A 550 V dc long-shunt compound motor has an armature and series field resistances 0.815 Ω and 0.15…

A:

Q: A four-pole 60-Hz 240-V-rms induction motor operates at 1750 rpm and produces 2 hp of output power.…

A: Given: A induction motor has Poles, P=4 Frequency, f=60 Hz Rated voltage, Vs=240 V Motor speed,…

Q: (c) Briefly explain the operation of an alternator. A 440 V, shunt motor has armature resistance of…

A:

Q: Running at 1200 rpm from a 280-V source, a series-connected dc motor draws an armature current of 25…

A: Given data: The value of armature current is: 25 A The field resistance is: 0.2 Ω The expression for…

Q: A 48kW, 600V, 1500 rpm separately excited de motor is controlled by single phase semi-controlled…

A: Armature resistance (Ra) = 1 Ω         Field resistance (Rf) = 145 Ω        Firing angle of…

Q: A 200 V dc motor takes 50 A in series and is operating at a speed of 1000 rpm when full of…

A: Given, A dc motor with, Terminal voltage, V=200 V. Armature current, Ia=50 A. Operating speed,…

Q: A 240-V shunt motor has an armature and shunt field resistances of 0.20 and 120 Ohms respectively.…

A: Given, Voltage, V=240 V Armature resistance, Ra=0.20 Ω Field winding resistance, Rf=120 Ω Rotational…

Q: -6) Solid grounding is used for voltages

A: Solid is used for the voltages below:

Q: A DC motor has stall torque of 2 N-m (Newton*meters) and a no-load speed of 2000 RPM. With a load of…

A: Given thatN1=2000 rpmτ1=2 N.mτ2=0.5 N.m Part (a)  Assume that given motor is series motor . For…

Q: Consider a 3-phase, 4 Pole, AC induction motor being driven at 75 Hz. Initially, the motor is…

A: Given, number of poles P= 4  frequency f= 75 HzSynchronous speed Ns = 120×fPNs=120×754Ns=2250 rpm

Q: Describe the general layout of nuclear power plant with appropriate illustration.

A: Solution- The general layout of the nuclear power plant-

Q: A permanent magnet de commutator motor has a no load speed of 6000rpm when connected to 120V supply.…

A: Given- Armature resistance = 2.5 Ω. Speed N=6000 RPM, Supply E=120 V, Torque T=0.5 N-m, Supply…

Q: A 230V DC series motor operates at its full load current and speed of 22A and 750 revolutions per…

A: Types of DC Motor Seperetely excited motor Series Motor Shunt Motor Compound Motor Differential…

Q: The platinum RTD has been connected to the wheatstone bridge circuit represented by R3 with Vin =…

A:

Q: A. A reluctance motor has a coil of 1000 turns. The maximum and minimum values of the reluctance are…

A: Given: A reluctance motor has Number of turns in the coil, N=1000 The maximum and minimum values of…

Q: The starting current for dc motor is high because: Select one: O a. The starting torque is zero O b.…

A: In this question we will write starting current of dc motor...

Q: A direct current shunt motor develops 10 HP at 8000 RPM when drawing a line current of 40 A at 220…

A: Given- 10HP @ 8000 RPM.I=40 A,V=220 V, To Find- Efficiency & useful torque.

Q: Q9) Specifications for a PM DC motor are as follows: electrical constant (KEMF) = 0.014V/rpm • and…

A: Given Data:A PMDC motor with,Electrical constant Armature resistance Input DC voltage To…

Q: О 1220 гpm

A:

Q: A direct current shunt motor develops 10 HP at 8000 RPM when drawing a line current of 40 A at 220…

A:

Q: A 250 V shunt motor, having an armature resistance of 0.2 ohm draws from the mains a current of 50 A…

A:

Q: A 50-kW 440-V 50-Hz two-pole induction motor has a slip of 6 percent when operating at full-load…

A: It is given that:To find:

Q: A 1200 rpm, 700V Series DC motor has an armature resistance of 20 and the field resistance of 90. If…

A: Efficiency = output power/ input power. Total losses = cupper loss + rotational losses.

Motor Load, Torque, and Power Quality Requirement

An electric motor is a gadget that changes electrical energy into mechanical energy over to follow up on a mechanical burden. The weight set on the motor because of this mechanical movement is known as motor load. Appropriately matching the motor burden to the engine is vital to forestall harm to the engine or wasteful and unnecessary expensive activity. Engines perform such undertakings as moving a thing starting with one spot then onto the next, cutting it, changing its shape, etc. The motors might be evaluated as far as a few variables including power yield, voltage, current, and temperature. Harm to an engine might happen when it is worked under over the top engine load contrasted with its appraised limit.