A d.c. series motor takes 40 A at 220 V and runs at 800 r.p.m. If the armature and field resistance are 0.2 Q and 0.1 Q respectively and the iron and friction losses are 0.5 kW, the torque developed in the armature and the output of the motor will be 99.3 N-m, 7.82 kW O 80.5 N-m , 11.57 kW 96.2 N-m , 10.63 kW

A d.c. series motor takes 40 A at 220 V and runs at 800 r.p.m. If the armature and field resistance are 0.2 Q and 0.1 Q respectively and the iron and friction losses are 0.5 kW, the torque developed in the armature and the output of the motor will be 99.3 N-m, 7.82 kW O 80.5 N-m , 11.57 kW 96.2 N-m , 10.63 kW

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter32: Three-phase Motors

Section: Chapter Questions

Problem 13RQ: A squirrel-cage induction motor is operating at 1175 RPM and producing a torque of 22 Ib-ft. What is...

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