DC Motors If the terminals of armature of D.C. motor are interchanged, this action will offer following kind of braking Plugging Regenerative Dynamic braking None of these Plugging Regenerative Dynamic braking None of these ANSWER DOWNLOAD EXAMIANS APP
DC Motors If a D.C. motor is to be selected for conveyors, which rriotor would be preferred ? Differentially compound motor Series motor Shunt motor Cumulative compound motor Differentially compound motor Series motor Shunt motor Cumulative compound motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors For a D.C. shunt motor if the excitation is changed Torque will change but power will remain constant Torque will remain constant Torque and power both will change Torque, power and speed, all will change Torque will change but power will remain constant Torque will remain constant Torque and power both will change Torque, power and speed, all will change ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following motor is preferred for operation in highly explosive atmosphere? Shunt motor Battery operated motor Series motor Air motor Shunt motor Battery operated motor Series motor Air motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which method of braking is generally used in elevators? None of these Rheostat braking Regenerative braking Plugging None of these Rheostat braking Regenerative braking Plugging ANSWER DOWNLOAD EXAMIANS APP
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