DC Motors If the terminals of armature of D.C. motor are interchanged, this action will offer following kind of braking Plugging None of these Dynamic braking Regenerative Plugging None of these Dynamic braking Regenerative 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
DC Motors Differentially compound D.C. motors can find applications requiring Low starting torque Frequent on-off cycles Variable speed High starting torque Low starting torque Frequent on-off cycles Variable speed High starting torque ANSWER DOWNLOAD EXAMIANS APP
DC Motors The armature torque of the D.C. shunt motor is proportional to None of these both (A) and (B) field flux only armature current only None of these both (A) and (B) field flux only armature current only ANSWER DOWNLOAD EXAMIANS APP
DC Motors For starting a dc motor a starter is required because It limits the starting current to a safe value It limits the speed of the motor None of the listed here It starts the motor It limits the starting current to a safe value It limits the speed of the motor None of the listed here It starts the motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors For a D.C. shunt motor if the excitation is changed Torque and power both will change Torque, power and speed, all will change Torque will remain constant Torque will change but power will remain constant Torque and power both will change Torque, power and speed, all will change Torque will remain constant Torque will change but power will remain constant ANSWER DOWNLOAD EXAMIANS APP
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