0.15 A 0.05 2 V, = 115 v %3D I - 12 A

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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A long shunt compound motor has an armature current of 12 A, armature
resistance of 0.05 ohms and a series field resistance of 0.15 ohms. The
motor is connected to a 115-V supply. Find the counter emf (Vg) and the
horsepower developed in the armature. *
0.15 0
0.05 0
V, = 115 V
12 A
O vg = 112.6 V, Developed hp = 1.8 hp
O vg = 140 V, Developed hp = 2.4 hp
O vg = 110 V, Developed hp = 1.3 hp
O vg = 109.2 V, Developed hp = 2.4 hp
Transcribed Image Text:A long shunt compound motor has an armature current of 12 A, armature resistance of 0.05 ohms and a series field resistance of 0.15 ohms. The motor is connected to a 115-V supply. Find the counter emf (Vg) and the horsepower developed in the armature. * 0.15 0 0.05 0 V, = 115 V 12 A O vg = 112.6 V, Developed hp = 1.8 hp O vg = 140 V, Developed hp = 2.4 hp O vg = 110 V, Developed hp = 1.3 hp O vg = 109.2 V, Developed hp = 2.4 hp
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