DC Motors Excessive motor vibration is caused by Open armature coil Bent shaft Too much brush tension Worn bearings Open armature coil Bent shaft Too much brush tension Worn bearings ANSWER DOWNLOAD EXAMIANS APP
DC Motors A dc series motor is most suitable for Pump Punch presses Cranes Lathes Pump Punch presses Cranes Lathes ANSWER DOWNLOAD EXAMIANS APP
DC Motors Small dc motors up to 5 HP usually have 4 poles 8 poles 2 poles 6 poles 4 poles 8 poles 2 poles 6 poles ANSWER DOWNLOAD EXAMIANS APP
DC Motors The compensating winding is connected in Series with armature Parallel with armature None of the listed here Series-parallel with armature Series with armature Parallel with armature None of the listed here Series-parallel with armature ANSWER DOWNLOAD EXAMIANS APP
DC Motors The value of back emf in dc motor is maximum at Half full load No load None of the listed here Full load Half full load No load None of the listed here Full load ANSWER DOWNLOAD EXAMIANS APP
DC Motors The friction and windage losses in a dc motor depends upon Armature current Field and armature resistance Flux Speed Armature current Field and armature resistance Flux Speed ANSWER DOWNLOAD EXAMIANS APP
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