DC Motors Which of the following methods gives the greatest braking torque? Regenerative braking None of the listed here Rheostatic braking Plugging Regenerative braking None of the listed here Rheostatic braking Plugging ANSWER DOWNLOAD EXAMIANS APP
DC Motors The commutating pole winding is connected in Series-parallel with the armature Series with the armature Parallel with the armature None of the listed here Series-parallel with the armature Series with the armature Parallel with the armature None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors If a D.C. motor designed for 40°C ambient temperature is to be used for 50°C ambient temperature, then the motor Can be used for 50°C ambient temperature also Of lower H.P. should be selected Is to be de-rated by a factor recommended by manufacturer and select the next higher H.P. motor Of higher H.P. should be selected Can be used for 50°C ambient temperature also Of lower H.P. should be selected Is to be de-rated by a factor recommended by manufacturer and select the next higher H.P. motor Of higher H.P. should be selected ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following application requires high starting torque? Locomotive Air blower Lathe machine Centrifugal pump Locomotive Air blower Lathe machine Centrifugal pump ANSWER DOWNLOAD EXAMIANS APP
DC Motors In a D.C. generator, the iron losses mainly take place in Yoke Armature conductors Armature rotor Commutator Yoke Armature conductors Armature rotor Commutator ANSWER DOWNLOAD EXAMIANS APP
DC Motors ______ motors never use belt connected loads. Shunt Differentially compounded Cummulative compounded Series Shunt Differentially compounded Cummulative compounded Series ANSWER DOWNLOAD EXAMIANS APP
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