Q2 A 4 pole, 32 conductor lap-wound d.c. Shunt generator with terminal voltage of 200 volts delivering 12 amps to the load has ra = 2 and field circuit resistance of 200 ohms. It is driven at 100 r.p.m. Calculate the flux per pole in the machine. If the machine has to be run as a motor with the same terminal voltage and drawing 5 amps for the mains, maintaining the same magnetic field, find the speed of the machine. 12 amp S amp 13 amp 4 amp A amp 200 V 1 amp 200 V Supply Rh Rh. (a) Generator-action (b) Motor-action
Q2 A 4 pole, 32 conductor lap-wound d.c. Shunt generator with terminal voltage of 200 volts delivering 12 amps to the load has ra = 2 and field circuit resistance of 200 ohms. It is driven at 100 r.p.m. Calculate the flux per pole in the machine. If the machine has to be run as a motor with the same terminal voltage and drawing 5 amps for the mains, maintaining the same magnetic field, find the speed of the machine. 12 amp S amp 13 amp 4 amp A amp 200 V 1 amp 200 V Supply Rh Rh. (a) Generator-action (b) Motor-action
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Transcribed Image Text:Q2 A 4 pole, 32 conductor lap-wound d.c. Shunt generator with terminal voltage of
200 volts delivering 12 amps to the load has ra = 2 and field circuit resistance of 200
ohms. It is driven at 100 r.p.m. Calculate the flux per pole in the machine. If the
machine has to be run as a motor with the same terminal voltage and drawing 5 amps
for the mains, maintaining the same magnetic field, find the speed of the machine.
12 amp
S amp
13
amp
4 amp
A
amp
200 V
1 amp
200 V Supply
Rh
Rh.
(a) Generator-action
(b) Motor-action
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