DC Motors A direct on line starter is used for starting motors Upto 20 HP Upto 5 HP Upto 10 HP Upto 15 HP Upto 20 HP Upto 5 HP Upto 10 HP Upto 15 HP ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following motor has the poorest speed regulation? Series motor Differentially compound motor Shunt motor Cummulative compound motor Series motor Differentially compound motor Shunt motor Cummulative compound motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors When the speed of dc motor increases, its armature current Increases Remains same None of the listed here Decreases Increases Remains same None of the listed here Decreases ANSWER DOWNLOAD EXAMIANS APP
DC Motors The speed of a series motor at no load is Infinity 1000 rpm 2000 rpm 4000 rpm Infinity 1000 rpm 2000 rpm 4000 rpm ANSWER DOWNLOAD EXAMIANS APP
DC Motors In case the conditions for maximum power for a D.C. motor are established, the efficiency of the motor will be Less than 50% 1 Around 90% Anywhere between 75% and 90% Less than 50% 1 Around 90% Anywhere between 75% and 90% ANSWER DOWNLOAD EXAMIANS APP
DC Motors Ward-Leonard control is basically a Voltage control method Armature resistance control method Field control method Field divertor method Voltage control method Armature resistance control method Field control method Field divertor method ANSWER DOWNLOAD EXAMIANS APP
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