DC Motors Which D.C. motor has got maximum self loading property? Shunt motor Series motor Differentially compounded motor Cumulatively compounded motor Shunt motor Series motor Differentially compounded motor Cumulatively compounded motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors The main disadvantage of the Ward-Leonard control method is High maintenance cost Low efficiency at high loads High initial cost All of these High maintenance cost Low efficiency at high loads High initial cost All of these ANSWER DOWNLOAD EXAMIANS APP
DC Motors In a dc compound machine, Series field winding plays dominant role Both play equally dominant role Shunt field winding plays dominant role Either can play dominant role Series field winding plays dominant role Both play equally dominant role Shunt field winding plays dominant role Either can play dominant role ANSWER DOWNLOAD EXAMIANS APP
DC Motors For the same H.P. rating and full load speed, following motor has poor starting torque Series Shunt Cumulatively compounded Differentially compounded Series Shunt Cumulatively compounded Differentially compounded ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following motors is most suitable for signalling devices and many kinds of timers ? C. shunt motor C. series motor Reluctance motor Induction motor C. shunt motor C. series motor Reluctance motor Induction motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors Excessive motor vibration is caused by Bent shaft Too much brush tension Open armature coil Worn bearings Bent shaft Too much brush tension Open armature coil Worn bearings ANSWER DOWNLOAD EXAMIANS APP
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