DC Motors By looking at which part of the motor, it can be easily confirmed that a particular motor is D.C. motor? Shaft Stator Frame Commutator Shaft Stator Frame Commutator ANSWER DOWNLOAD EXAMIANS APP
DC Motors Compensating winding in a dc machine is placed On yoke in the interpolar gap None of the listed here On yoke in the pole faces On armature On yoke in the interpolar gap None of the listed here On yoke in the pole faces On armature ANSWER DOWNLOAD EXAMIANS APP
DC Motors Small dc motors up to 5 HP usually have 2 poles 8 poles 6 poles 4 poles 2 poles 8 poles 6 poles 4 poles ANSWER DOWNLOAD EXAMIANS APP
DC Motors Excessive motor vibration is caused by Worn bearings Bent shaft Too much brush tension Open armature coil Worn bearings Bent shaft Too much brush tension Open armature coil ANSWER DOWNLOAD EXAMIANS APP
DC Motors Three point starter can be used for Shunt motor only Both shunt and compound motor Series motor only Compound motor only Shunt motor only Both shunt and compound motor Series motor only Compound motor only ANSWER DOWNLOAD EXAMIANS APP
DC Motors In D.C. shunt motors as load is reduced The speed will reduce The speed will increase abruptly The speed will remain almost/constant The speed will increase in proportion to reduction in load The speed will reduce The speed will increase abruptly The speed will remain almost/constant The speed will increase in proportion to reduction in load ANSWER DOWNLOAD EXAMIANS APP
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