DC Motors When the speed of dc motor increases, its armature current Decreases Remains same Increases None of the listed here Decreases Remains same Increases None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors The speed of a series motor at no load is 2000 rpm Infinity 1000 rpm 4000 rpm 2000 rpm Infinity 1000 rpm 4000 rpm ANSWER DOWNLOAD EXAMIANS APP
DC Motors The value of back emf in dc motor is maximum at None of the listed here Full load No load Half full load None of the listed here Full load No load Half full load ANSWER DOWNLOAD EXAMIANS APP
DC Motors Excessive motor vibration is caused by Too much brush tension Worn bearings Open armature coil Bent shaft Too much brush tension Worn bearings Open armature coil Bent shaft ANSWER DOWNLOAD EXAMIANS APP
DC Motors By looking at which part of the motor, it can be easily confirmed that a particular motor is D.C. motor? Commutator Stator Frame Shaft Commutator Stator Frame Shaft ANSWER DOWNLOAD EXAMIANS APP
DC Motors A dc series motor is that which Has a poor torque Has almost constant speed Has its field winding consisting of thick wire and less turns Can be started easily without load Has a poor torque Has almost constant speed Has its field winding consisting of thick wire and less turns Can be started easily without load ANSWER DOWNLOAD EXAMIANS APP
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