DC Motors Which of the following methods gives the greatest braking torque? Plugging None of the listed here Rheostatic braking Regenerative braking Plugging None of the listed here Rheostatic braking Regenerative braking ANSWER DOWNLOAD EXAMIANS APP
DC Motors The variable resistor shunting the field of a dc series motor is called a Armature divertor Voltage regulator Potential divider Field divertor Armature divertor Voltage regulator Potential divider Field divertor ANSWER DOWNLOAD EXAMIANS APP
DC Motors One D.C. motor drives another D.C. motor. The second D.C. motor when excited and driven Does not run as a generator None of these Runs as a generator Also runs as a motor comes to stop after sometime Does not run as a generator None of these Runs as a generator Also runs as a motor comes to stop after sometime ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which motor should be used for centrifugal pumps? Either series or shunt Shunt motor Series motor None of the listed here Either series or shunt Shunt motor Series motor None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors In a dc motor constant torque is produced due to Commutator Pole shoes Rotor laminations End plates Commutator Pole shoes Rotor laminations End plates ANSWER DOWNLOAD EXAMIANS APP
DC Motors The main disadvantage of the Ward-Leonard control method is High initial cost Low efficiency at high loads High maintenance cost All of these High initial cost Low efficiency at high loads High maintenance cost All of these ANSWER DOWNLOAD EXAMIANS APP
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