DC Motors The armature torque of the D.C. shunt motor is proportional to armature current only None of these field flux only both (A) and (B) armature current only None of these field flux only both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
DC Motors In a dc motor if the back emf is absent Motor will not run at all Motor will run at very high speed Motor will run at very slow speed Motor will burn Motor will not run at all Motor will run at very high speed Motor will run at very slow speed Motor will burn ANSWER DOWNLOAD EXAMIANS APP
DC Motors When the speed of dc motor increases, its armature current Increases Remains same None of the listed here Decreases Increases Remains same None of the listed here Decreases ANSWER DOWNLOAD EXAMIANS APP
DC Motors These days dc motors are widely used in Pumping sets Machine shops Electric traction Air compressors Pumping sets Machine shops Electric traction Air compressors ANSWER DOWNLOAD EXAMIANS APP
DC Motors If the speed of a dc shunt motor is increased the back emf of the motor will Increase Decrease Remains same Become zero Increase Decrease Remains same Become zero ANSWER DOWNLOAD EXAMIANS APP
DC Motors The commutating winding is basically used in a dc machine None of the listed here To improve commutation To control the speed of machine To reduce armature reaction None of the listed here To improve commutation To control the speed of machine To reduce armature reaction ANSWER DOWNLOAD EXAMIANS APP
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