DC Motors No load speed of which of the following motor will be highest? Differentially compounded motor Cummulative compounded motor Shunt motor Series motor Differentially compounded motor Cummulative compounded motor Shunt motor Series motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors For the same H.P. rating and full load speed, following motor has poor starting torque Cumulatively compounded Shunt Series Differentially compounded Cumulatively compounded Shunt Series Differentially compounded 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 and power both will change Torque will remain constant Torque, power and speed, all will change Torque will change but power will remain constant Torque and power both will change Torque will remain constant Torque, power and speed, all will change ANSWER DOWNLOAD EXAMIANS APP
DC Motors The dirction of rotation of a dc series motor can be changed by Interchanging supply terminals None of the listed here Either of Interchanging field or Interchanging supply Interchanging field terminals Interchanging supply terminals None of the listed here Either of Interchanging field or Interchanging supply Interchanging field terminals ANSWER DOWNLOAD EXAMIANS APP
DC Motors A dc motor is still used in industrial applications because it None of the listed here Is cheap Is simple in construction Provides fine speed control None of the listed here Is cheap Is simple in construction Provides fine speed control ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which method of braking is generally used in elevators? Plugging None of these Regenerative braking Rheostat braking Plugging None of these Regenerative braking Rheostat braking ANSWER DOWNLOAD EXAMIANS APP
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