Q. A d.c. shunt motor runs at 500 r.p.m. at 220 V. A resistance of 4.5 Ω is added in series with the armature for speed control. The armature resistance is 0.5 Ω. The current to stall the motor is
A. 44 A
B. 50 A
C. 40 A
D. 30 A
Answer: 44 A
A. 44 A
B. 50 A
C. 40 A
D. 30 A
Answer: 44 A
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