What is a generator? Why does it work

Q: How are brushes connected in a d.c. generator ?

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Q: An 8 pole, lap connected armature has 500 conductors and its generated e.m.f is 120V. If the A1 flux…

A: As per Bartleby guidelines we are allowed to solve only one question, please ask the rest again.

Q: A Click Submit to complete this assessment. Question 7 Critical resistance of a self-excited…

A: To analyse the given statement

Q: An 10-pole d.c. generator has 440 armature conductors, and a useful flux of 36 mWb per pole. What…

A: as solve below

Q: Discuss the following terms               (i) Double Revolving Theory               (ii) Lap…

A: As per our policy i have attempted first three sub-parts. (i) The double-revolving field theory of a…

Q: What is the difference between electric motors and generators?

A: Difference between Electric motors and Electric generators: Electric Motor Electric generator…

Q: A self-excited DC generator has lost its residual magnetism and therefore cannot work (cannot…

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Q: How many armature conductors are there in a duplex lap-wound generator given the following…

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Q: Q5) A two-pole dc generator has an armature containing a total of 400 conductors connected in two…

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Q: The followings are the phasor diagram and magnetic vector diagram of a machine. (a) Determine the…

A: Synchronous machine operates as generator or as motor Bs = stator field Br = rotor field

Q: 3. Do the excitation current (If) and the generator voltage ( Vg ) increase with the same ratio ?…

A: As per our policy we can provide solution of first question only. Yes, the excitation current &…

Q: An 8-pole dc generator with 778 wave connected armature conductors and running at 500 rpm supplies a…

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Q: 3. Do the excitation current (If) and the generator voltage (Vg) increase with the same ratio ?…

A: This problem is from geneeator.

Q: The following questions refer to to a 6-pole DC generator has a simplex lap-wound armature…

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Q: An 6-pole d.c. generator has 365 armature conductors, and a useful flux of 28 mWb per pole. What…

A: Dc generator convert mechanical energy in to electrical energy. It works on principle of Faraday's…

Q: What is difference in alternator and generator?

A: Difference between alternator and generator

Q: Q6/| Answer the Following 1 -Explain the construction and principle of operation of a D.C generator

A: As per Bartleby guidelines we are allowed to solve only one question, please ask the rest again. The…

Q: A 44 kW, 125 V DC long-shunt generator has an armature, series field and shunt field resistances of…

A: In this question we will find armature induced voltage....

Q: he magnetization curve of a DC machine is linear. True or False

A: The explanation is as follws.

Q: a) What would be the speed of the armature, if flux per pole is 0.007 Wb? b) If the armature is…

A: Given,  Number of poles (p) =6 Number of slots=50 Each slot contains 20 conductors. Hence total…

Q: How does the speed of the generator change with wind speed?

A: Generators are used to convert mechanical power (which is fed either from wind, hydro or coal ) to…

Q: Which energy uses the motion of floats to rotate the turbine? О а. ОТЕС O b. Wave O c. Wind O d.…

A: floating offshore wind turbines (FOWTs) can be installed even in the deep sea area based on the…

Q: Compare AC Motor and DC Motor - Types of AC Generator and its explanation

A: S.NO. AC MOTOR DC MOTOR 1. Alternating current drives these electric motor An electric motor that…

Q: What are the different maintenance that need to conduct on the GENERATOR and explain. a. Breakdown…

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Q: Describe the output of the AC generator and sketch the output waveform as shown from the…

A: There are several question's and it is mentioned which question to do and we have asked to do one…

Q: A lap connected 6 pole DC generator has an armature conductors of 500 and is driven at 600 rpm. If…

A: The solution for the given DC generator is solved below and attached.

Q: Q2\A/ A 8-pole de generator has 500 armature conductors and a useful flux of 0.05 wb. What will be…

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Q: . Explain the self excited DC Shunt generator with its voltage equation

A: The shunt generator divided in two parts, self-excited dc shunt generator separately excited dc…

Q: C compound machine; b) Explain how it works as a generator.(in detail

A: DC generators are not as common as they used  to be, because direct current, when required, is…

Q: Q2\A/ A 8 pole de generator has 500 armature conductors and a useful flux of 0.05 wb. What will be…

A: Given data: DC generator  Poles, P=8 Armature conductors, Z=500 Useful flux, ϕ=0.05 Wb Speed, N=1200…

Q: when a conductor is moved in a magnetic field current is induced in it, is it true for generators?…

A: According to faradays law , when ever there is a relative motion between magnetic field and…

Q: when a conductor is moved in a magnetic field current is induced in it, is it true for motors?…

A: In motor the magnetic field is produce using magnet and conductor are placed inside the conductor.…

Q: How would you reverse the polarity of a self-excited DC generator

A: In this question we will write How would you reverse the polarity of a self-excited DC…

Q: 7x10 x 1020 x 1500 E, = 178.5 V %3D 60 Example 26.9. An 8-pole d.c. generator has 500 armature…

A: The solution  is given below

Q: 4. The commercial efficoency of a shunt generator is maximum when Its variable os equals...loss, a.…

A: The answer for question 4 is option a) constant. The answer for question 5 is option d) either a or…

Q: hine. OMod pup anh b) In rotating machines, how would the voltages be generated in windings or…

A: Since you have posted the multiple questions so we are supposed to answer the 1st one.

Q: A DC machine has total armature ampere conductors of 4500 and total flux in the machine is 0.14 Wb.…

A: we need to determine torque.

Q: Question#4 Answer the following a. How does the relative permeability of a ferromagnetic material…

A: a) Let magnetic flux density be B and intensity of magnetic field be H. H=Nil   =MMFl........(MMF is…

Q: Explain briefly the AC, DC and Universal motors

A: AC Motors: In an AC motor, there is a hoop of electromagnet arranged across the outer side (forming…

Q: Answer the following a. How does the relative permeability of a ferromagnetic material vary with…

A: (A): In empty, or free, space the magnetic flux density is the same as the magnetizing field because…

Q: What is the operation of a dc generator? Create a bulleted set of information

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

Q: Question No.4 A dc generator has an armature emf of 100 V when useful flux/pole is 20 mWb, and a…

A: Given: A DC generator has An armature emf, E1=100 V Useful flux, φ1=20 mWb At speed, N1=800 rpm Then…

Q: modify the wrong part if False, please underline twice your answer if True or False.  The current…

A: " FALSE" For DC generator, armature will have AC current through it, that is converted into DC for…

Q: 1. If a self-excited generator has lost all of its residual magnetism, can it build up an output…

A: 1. Residual magnetic field is required to build up the output voltage. When a small amount of field…

Q: State two reasons why a self-excited shunt dc generator may fail to build up a voltages In each…

A: A self excited shunt dc generator may fail to build up voltage due to following reasons: 1) Due to…

Q: Problem #4: When a generator is being driven at 1200 rpm, the generated emf is 125 volts. Determine…

A: In this question we will find generated voltage at given speed for generator...

DC Generator

An electromechanical machine which converts input mechanical energy to respective output electric energy is called a generator.