DC Motors The maximum end play of a motor is about 6 mm 10 mm 0.4 mm 2 mm 6 mm 10 mm 0.4 mm 2 mm ANSWER DOWNLOAD EXAMIANS APP
DC Motors D.C. generators are normally designed for maximum efficiency around Rated voltage Rated r.p.m. Full load All of these Rated voltage Rated r.p.m. Full load All of these ANSWER DOWNLOAD EXAMIANS APP
DC Motors Where D.C. motor of H.P. 12 or more requires frequent starting, stopping, reversing and speed control Drum type controller is used Three point starter is used All above can be used Four point starter is used Drum type controller is used Three point starter is used All above can be used Four point starter is used ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which one of the following is not necessarily the advantage of D.C. motors over A.C. motors? Low cost High starting torque Stability Wide speed range Low cost High starting torque Stability Wide speed range ANSWER DOWNLOAD EXAMIANS APP
DC Motors ______ motor has the best speed regulation. Series Shunt Cummulative compounded Differentially compounded Series Shunt Cummulative compounded Differentially compounded ANSWER DOWNLOAD EXAMIANS APP
DC Motors A series motor will over speed when The armature circuit is opened. The load is increase The field is opened Load is removed The armature circuit is opened. The load is increase The field is opened Load is removed ANSWER DOWNLOAD EXAMIANS APP