Hamad D.C. Motors 17/07/2021 A. decreases. B. increases C. remain same D. none of the above Related Mcqs: Which D.C. motor will be preferred for machine tools ?A. Series motor B. Shunt motor C. Cumulative compound motor D. Differential compound motor... The type of D.C. motor used for shears and punches is_____________?A. shunt motor B. series motor C. differential compoutid D.C. motor D. cumulative compound D.C. motor... The mechanical power developed by a shunt motor will be maximum when the ratio of back e.m.f. to applied voltage is______________?A. 4.0 B. 2.0 C. 1.0 D. 0.5... The speed of a motor falls from 1100 r.p.m. at no-load to 1050 r.p.m. at rated load. The speed regulation of the motor is______________?A. 2.36% B. 4.76% C. 6.77% D. 8.84%... Which of the following steps is likely to result in reduction of hysteresis loss in a D.C. generator ?A. Providing laminations in armature core B. Providing laminations in stator C. Using non-magnetic material for frame D. Using material of low hysteresis co-efficient for armature core material...
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