DC Motors A dc series motor is that which Can be started easily without load Has almost constant speed Has a poor torque Has its field winding consisting of thick wire and less turns Can be started easily without load Has almost constant speed Has a poor torque Has its field winding consisting of thick wire and less turns ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following motor is preferred for operation in highly explosive atmosphere? Battery operated motor Series motor Shunt motor Air motor Battery operated motor Series motor Shunt motor Air motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors If a D.C. shunt motor is working at full load and if shunt field circuit suddenly opens This will make armature to take heavy current, possibly burning it This will result in excessive speed, possibly destroying armature due to excessive centrifugal stresses Motor will come to stop Nothing will happen to motor This will make armature to take heavy current, possibly burning it This will result in excessive speed, possibly destroying armature due to excessive centrifugal stresses Motor will come to stop Nothing will happen to motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors When the speed of dc motor increases, its armature current Remains same Increases Decreases None of the listed here Remains same Increases Decreases None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors A direct on line starter is used for starting motors Upto 20 HP Upto 15 HP Upto 5 HP Upto 10 HP Upto 20 HP Upto 15 HP Upto 5 HP Upto 10 HP ANSWER DOWNLOAD EXAMIANS APP
DC Motors If a dc motor is to be selected for conveyors, which motor would be preferred? Shunt motor Differentially compound motor Series motor Cummulative compound motor Shunt motor Differentially compound motor Series motor Cummulative compound motor ANSWER DOWNLOAD EXAMIANS APP
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