A 4 pole, 220 V, 10 H.P, d.c. shunt motor is rotating at a speed of 320 rpm. Then the developed useful torque is

A 4 pole, 220 V, 10 H.P, d.c. shunt motor is rotating at a speed of 32

1.	A 4 pole, 220 V, 10 H.P, d.c. shunt motor is rotating at a speed of 320 rpm. Then the developed useful torque is
A.	210.647 N-m
B.	215.547 N-m
C.	219.484 N-m
D.	None of these
Answer» D. None of these

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A 4 pole, 220 V, 10 H.P, d.c. shunt motor is rotating at a speed of 320 rpm. Then the developed useful torque is

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