DC Motors In the dc motor the iron losses occur in Commutator Armature Field Brushes Commutator Armature Field Brushes 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 increase in proportion to reduction in load The speed will remain almost/constant The speed will reduce The speed will increase abruptly The speed will increase in proportion to reduction in load The speed will remain almost/constant ANSWER DOWNLOAD EXAMIANS APP
DC Motors In D.C. motor which of the following can sustain the maximum temperature rise? Armature winding Slip rings Field winding Commutator Armature winding Slip rings Field winding Commutator ANSWER DOWNLOAD EXAMIANS APP
DC Motors Armature reaction in dc motor is increased When the armature current increases When the armature current decreases By interpoles When the field current increases When the armature current increases When the armature current decreases By interpoles When the field current increases ANSWER DOWNLOAD EXAMIANS APP
DC Motors Dc shunt motors are used for driving Hoist Trains Machine tools Cranes Hoist Trains Machine tools Cranes ANSWER DOWNLOAD EXAMIANS APP
DC Motors The mechanical power developed by a shunt motor will be maximum when the ratio of back emf to applied voltage is 2.0 0.5 4.0 1.0 2.0 0.5 4.0 1.0 ANSWER DOWNLOAD EXAMIANS APP
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