A motor rated at 30 horsepower is actually developing 35 horsepower. What is the percent of horsepower overload? Round to the nearest tenth.

Q: A 220 V dc series motor has the following tests: Stand still test (n =0 rpm): Vt = 5 V, la = 0.5 A…

A: according to the question we have to find the value of rotational loss and shaft torque speed and…

Q: Explain the effects of power factor on motor effects

A: Given: Effect of power factor on motors

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: QUESTION # 05 A shunt motor on a 240 V line has an armature current of 75 A. If the field circuit…

A: Given:- Voltage V=240 V Armature current Ia=75 A Field resistance Rsh=100 Ω We have to find field…

Q: a 15 hp, 220 volt, 1800 rpm shunt motor has an efficiency of 87% at full load, the resistance of the…

A: In this question, we need to determine the torque of the motor.torque =

Q: A Series motor drives a load at 1700 rpm and takes a current of 25 A when the supply voltage is…

A: According to the question we need to solve only the first question. Given, speed = 1700 rpm  the…

Q: If the armature current in a dc machine is 400A, what should be the current in each winding if the…

A: Given Armature current = 400 Amp, No.of Poles = 10 To calculate current in each path

Q: If the 10 Ampere DC Motor uses a carbon brush and graphite with a 0.05 ohms of resistance, what is…

A: Given,   DC motor having  Current (I) = 10 A Resistance of carbon brush and graphite (R) = 0.05 ohms…

Q: How universal motors can be run on AC and DC supply? what are the materials used in the universal…

A: A universal motor is a series-wound motor — meaning that the field and armature windings are…

Q: what is the importance of electric motor in Agriculture

A: Power and some lighting were the only early uses of electricity, even if it took years for…

Q: A 50 V d.c. shunt motor has armature and field resistances of 20 and2 kQ respectively. When running…

A: In this we will find speed of dc shunt motor....

Q: A 250 V DC shunt motor takes 3 A current under no load condition, it armature resistance is 0.20…

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Q: A 220V do motor developing 25 hp (18.66 kW) runs at a speed of 1000 rimin. Calculate the torque in…

A:

Q: 1. When running at its operating speed, a 215-V dc motor with an armature whose resistance is 1.70 2…

A: Given data,VT  = 215 VoltsRa = 1.70 OhmsIL  = Ia = 22.0 AWe know that for a dc motor, V = Eb +…

Q: A 55 hp, 440 V, 400 rpm DC shunt motor draws 107 A when operating at rated conditions. The motor has…

A: In this question,   We need to choose the correct options If A 55 hp, 440 V, 400 rpm DC shunt motor…

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: QI. A 200 V de shunt motor has R.- 12 and Ra- 200 2. When running on No-load the current taken is SA…

A: Given data: Ra=1 Ω Rsh=200 ΩN1=1000 rpm

Q: Question 2) A series DC motor of 250 V. 10 HP has field resistance equal to 0.1 ohms and armature…

A:

Q: 2-Explain the difference between a Wound and a squirrel -cage motor.

A: Given that we need to find the differences between wound and squirrel cage type induction motor. Do…

Q: Q4 Find the torque of the armature of a motor if it turns (N = 200 r/s armature current = 100 Amper…

A:

Q: Simplify the following expression F(A, B, C) = A' + AB' + ABC' F(A, B, C) = A' + AB' + BC' F(A, B,…

A: Given, FA,B,C=A'AB'+ABC'

Q: diagram, given. In a certain motor the armature resistance is 0.1 ohm. When connected to 110 volts,…

A: In this question we will find motor speed when field increases it's strength....

Q: A 230 V shunt motor has a nominal arma- ture current of 60 A. If the armature resist- ance is 0.15 ,…

A: The shunt motor is rated for 230 Volts.  The armature current is 60 A.  a. The counter emf is,…

Q: A 20kW, 200V de shunt motor has an electrical efficiency of 86% and an armature resistance of 0.25Ω.…

A:

Q: 55 hp, 440 V, 400 rpm DC shunt motor draws 107 A when operating at rated conditions. The motor has…

A: In this question we will draw diagram of dc shunt motor showing all  resistance,currents and…

Q: 1. Calculate the torque in pound-feet developed by a dc motor, given the following particulars: pole…

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Q: 14.1 The power rating of a motor can be modified to account for different ambient temperature,…

A: Given data: Pe=10 kW a) At 50° C the variation of rated power is -12.5%. The actual power is given…

Q: 3. If in a 60% efficient DC motor, if output power is 250 W, find the input power and the power…

A: If the efficiency 60% and power input is 250W. Find the output power?  Power losses?    as per our…

Q: A 230 V series motor running at 960 rpm is taking 40 A and working with unsaturated field. The total…

A: We need to find out speed at the given torque for given motor .

Q: A motor will undergo three major conditions throughout its operation. State and explain what takes…

A: Modes of motor operation  Motoring ( Reverse and forward direction) Breaking ( Reverse and forward…

Q: If the losses of the armature wingdings of dc motor which is running at 1200 RPM is neglected and…

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Q: In a break test of an elevator door, the ammeter and voltmeter measuring the input read 34 A at 220…

A: Given, Ammeter reading is 34 A Voltmeter reading is 220 V Speed of Motor is 910 rpm The 0.61 m break…

Q: Give reason why dc motor requires starter.

A: When a DC supply is given to a motor through brush and commutator then the commutator generates a…

Q: What would be the speed of a two-pole motor operating on a 120-volt–60-hertz power supply?…

A:

Q: A d.c. shunt motor after running for several hours on constant voltage mains at 400 V takes a field…

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Q: A 20-hp, 200-V, shunt wound DC motor has an armature resistance of 0.7 Q and a field resistance of…

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Q: What does 50hp induction motor mean? What does a 10hp load mean

A: In this question we will write about induction motor hp and load hp mean .....

Q: QUESTION ONE A 50 HP motor is required for a certain drive and there are two motors available •…

A: Based on the given data we try to find out the best motor.

Q: The field and armature resistances of a 243V series motor are 0.3 ohm and 0.1 ohm, respectively. The…

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Q: 5. WHAT IS A "TORQUE"?

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: A 240 V D.C. series motor takes the current of 10 A at normal running condition and the field…

A: In this question, choose the. Correct option A 240 V D.C. series motor takes the current of 10 A at…

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.