A DC motor has the following specifications: 10hp, 37.5 A, 230V; flud/pole = 0.01Wb, number of poles = 4, number of conductors = 666, number of parallel paths = 2. Armature resistance = 0.267 &ohm. The armature reaction is negligible and rotational losses are 600W. The motor operates from a 230V DC supply. I f the motor runs at 1000 rpm, the output torque produced in (in Nm) is _________.

A DC motor has the following specifications: 10hp, 37.5 A, 230V; flud/

1.	A DC motor has the following specifications: 10hp, 37.5 A, 230V; flud/pole = 0.01Wb, number of poles = 4, number of conductors = 666, number of parallel paths = 2. Armature resistance = 0.267 &ohm. The armature reaction is negligible and rotational losses are 600W. The motor operates from a 230V DC supply. I f the motor runs at 1000 rpm, the output torque produced in (in Nm) is _________.
A.	42
B.	57 to 58
C.	51
D.	15
Answer» C. 51

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