This term refers to the number of times a wire revolves around the armaturecore.turnrevolutionThis is the rotating part of the generor motor.rotorstatorWhich of these is NOT a part of a DC generator?statorslip ringscommutatorbrushes

1. turn is the number times wire revolved around the armature . where as revolution refers to speed…

Answered: This term refers to the number of times…

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter29: Dc Generators

Section: Chapter Questions

Problem 18RQ: What is the voltage regulation of a DC generator proportional to?

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Similar questions

A 10kW, 4-pole lap wound, dc shunt generator has a useful flux per pole of0.075 Wb. The armature consist a total of 500 conductors. Calculate theterminal voltage when running at 900 rpm if the armature current and shuntfield resistances are 0.5 ohms and 50 ohms.
The following information is given for a DC generator terminal volts = 480; rpm = 1000; number of slots = 130; number of commutator segments = 390; coil pitch = slot 1 to slot 22; type of winding = simplex lap; air gap flux density = 57,000 maxwells per sq. in.; pole-face area = 5.75 x 6 in. What is the number of poles?(b) Flux per pole? and (c) number of turns per armature winding element ?
What is the voltage regulation of a DC generator proportional to?
2) the armature windings of a 12-pole DC machine are composed of 72 coils with 10 windings, and the windings are 5the layered wave is yellowish. The Rotor speed is 1000 rpm and the flux value per pole is 25mWb.Resistance of Armature windings, commutation windings and compensation windings is 70mΩ, 10mΩ and5mω. (a) the number of current paths in the machine, (b) the total number of conductors in Armature windings, (c) armature coefficient (constant)
A 6 pole generator with wave wound armature has 58 slots each having 24 conductors. The flux per pole is 0.01 Wb. (i) At what speed must the armature rotate to give an induced EMF of 235V is? (ii) What will be the voltage developed, if the winding is lap connected and the armature rotates at the same speed is?
10. The following information is given for a DC generatorL terminal volts = 480; rpm = 1000; number of slots = 130; number of commutator segments = 390; coil pitch = slot 1 to slot 22; type of winding = simplex lap; air gap flux density = 57,000 maxwells per sq. in.; pole-face area = 5.75 x 6 in. Calculate the number of turns per armature-winding element.
A 2 pole wave wound dc shunt generator runs at a speed of 750 rpm, has an armature and shunt field resistance of 0.9 Q and 280 Q respectively. The armature has 880 conductors and flux per pole is 0.115 Weber. If the lamp load connected has a resistance of 30 Q, determine (i) Generated EMF, (ii) Total Resistance, (iii) Armature Current, (iv) Terminal Voltage.
A four-pole shunt motor has an armature with a total of 282 conductors. If each pole face has an area of 25 sq. in. and the flux density is 50,000 lines per square inch, calculate the horsepower that will be developed by the motor for a speed of 1,450 rpm?
Explain in detail why large variable resistance connected in series with armaturewinding at starting of permanent magnetic D.C. motors
An 8 pole DC shunt generator with wave winding has 4800 conductor with 20 turns and average per pole flux is 20 mwb and armature current and armature resistance is 20 A and 0.5 ohm respectively find? (i) Induced emf (ii) Terminal goltage
the lap wound armature of a six pole generator has600 active conductors. The speed is 1000rpm. The area of each pole face is 100 sq. in. and the average air gap flux density under the pole face is 8000 gauss. Calculate the emf between the positive and negative brushes.
A four-pole shunt motor has an armature with a total of 282 conductors. If each pole face has an area of 25 in² and the flux density is 50,000 lines per sq. inch. Calculate the power developed by the motor in horsepower for an armature current of 85 A and a speed of 1420 rpm. (Assume a wave-connected armature winding).

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This term refers to the number of times a wire revolves around the armature core. turn revolution This is the rotating part of the generator or motor. rotor stator Which of these is NOT a part of a DC generator? stator slip rings commutator brushes