Why it is much prefer in alternator to have station armature and rotating poles?

Q: The per phase dc armature resistance of an alternator is 0.5 0. The effective ac armature resistance…

A: The solution is given below

Q: Explain why the alternators are never solidly grounded? How the short circuit current is limited in…

A: Alternators are the important parts of electrical machines and power systems in terms of power…

Q: A 300V, 4-poles, triplex wave shunt generator has 520 conductors, 50 milliweber flux per pole,…

A: Given parameters are: Terminal Voltage, Vt=300V, Number of Poles, P=4 Number of Conductors, Z=520…

Q: Which of the following part is known as armature in DC Generator Main Pole Rotor Stator Yoke of the…

A: The explanation is as follows.

Q: What is the basic different between the internal characteristic and external characteristic of d.c…

A: Internal characteristics : Internal characteristics curve is used to show the relation between…

Q: The internal characteristics of DC shunt generator can be obtained from *

A: Internal characteristics of DC shunt generator obtained by the relationship between the generated…

Q: Given a 6600 volts delta connected alternator with synchronous impedance of 6 ohms per phase and…

A: The solution is given below

Q: Explain the applications of three phase wound rotor I.M?

A: Wound rotor induction motor has advantage that external resistance can be added to control the speed…

Q: (a) Write four disadvantages of stator voltage speed control method of 3-phase Induction motor. (b)…

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Q: The open circuit characteristics of DC shunt generator starts with some * minimum voltage instead of…

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Q: State two ways by which the output polarity of a shunt DC generator can be changed.

A: Dc generator :  dc generator is an electrical machines which convert mechanical energy into Direct…

Q: What is armature and reaction, how does armature reaction affect alternator voltage according to…

A: Any electrical machine has a stator and a rotor. The place where the conductors are placed is called…

Q: A wave wound armature of an eight-pole DC shunt generator has 51 slots, each

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Q: Why is field coils of a DC shunt generator are wound with a large number of turns of fine wire. *

A: The explanation is as follows.

Q: 1. In DC series generator field winding and armature winding are connected parallelly. Select one:…

A: Field winding is used to produce the required flux in self excited motors.

Q: electromagnetism, motors and back emf.

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Q: what three factors determine the output voltage of a DC generator?

A: In this question we are find a what are three factors that determine the output voltage of genrator.

Q: A 4-pole dc generator has a wave-wound armature with 722 conductors and the armature current is 60…

A: number of conductors = 722 current = 60 A

Q: Derive an E.M.F equation of an alternator, start from a single conductor in the armature winding?

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Q: what is the conclusion for the concepts of rotating amature and rotating field in an alternator?

A: There are two types of alternators are used one is rotating armature type and the other one is…

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

A:

Q: 38. A) Armature reaction in a DC generator can be compensated for by inserting__________ between the…

A: In this we need to tell the correct option for the given blank space.

Q: Explain in details how the separately-excited de generator works?

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Q: What is exciter in a DC shunt generator? How the emf induced in armature of generator can be control…

A: Exciter in Generator: The exciter is nothing but a coil, it is used to create a magnetic field. The…

Q: The DC shunt generator with the terminal voltage 300 V, armature drop 7 V and the each brush drop 4…

A: In this we will find emf..

Q: What is the function of commutator in a DC machine in generator action. Which are the different…

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

Q: DEGREE: ELECTRICAL ENGINEERING  SUBJECT/COURSE: AC MACHINES   Answer the following questions (A,…

A: Alternator- Alternator is a form of machine which is used to convert mechanical energy into…

Q: In DC shunt generator the type of current flows in field winding is AC whereas in armature winding…

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

Q: Ruestion 4 What is exciter in a DC shunt generator? How the emf induced in armature of generator can…

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Q: SUBJECT = ELECTRIC MACHINE Why are the armature windings of an alternator always connected in star?…

A: The armature windings of an alternator is not connected in delta. It is always connected in star…

Q: 2- How can you differentiate between the excitation system of a DC series generator and that of a DC…

A: DC series generator In this type of dc generator, the excitation winding is connected in series with…

Q: Why the efficiency of large size alternator should be larger than that of small size?

A: In large size alternator heating losses are less because conducting material have wide contact with…

Q: What are the necessary conditions for voltage build-up in d.c shunt generator?

A: there are some necessary conditions that must be satisfied for the dc shunt generator otherwise the…

Q: Core losses and rotational losses in a dc generator can occur even at no load conditions. a. True…

A: Bartleby has policy to solve only first question reupload the other questions.

Q: What are the different applications of split-phase motor?

A: SPLIT-PHASE TYPE MOTORS: The split phase type motors is most widely used for single voltage…

Q: Give the 5 reasons for the preference of revolving field alternators over the revolving armature…

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Q: An engineer is designing 4-pole DC generator with 30 conductors by using simplex two-layer wave-…

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Q: b) Explain how the voltage buildup occur in a shunt DC generator during starting.

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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: number of turns per phase?  alternator induced voltage is?  armature winding distrbution factor?…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: How does loading of the Generator affect the Generator’s Terminal Voltage (VT) and Load Current (IL)

A: In this question we discuss how the load effects the terminal voltage.

Q: An 8 pole DC shunt generator with wave winding has 4800 conductor with 20 turns and average per pole…

A: Need to find induced EMF and terminal voltage

Q: What is Armature reaction? Explain the conditions when armature reaction can be neglected for…

A: The effect of armature flux on the flux produced by the rotor field poles is called armature…

Q: What are the different ways to supply DC power to rotor of an alternator? Which method is superior…

A: The different ways to supply DC current to the rotor of the alternator are as follows:  1-DC-DC…

Q: The armature reaction occurs when a separately excited generator supplies rated load:   Is always…

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Q: IDENTIFY TWO WAYS IN WHICH THE OUTPUT POLARITY OF A SHUNT DC GENERATOR CAN BE CHANGED.

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Q: Why is the armature winding stationary in an alternator?

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