DC Motors In a D.C. generator, the iron losses mainly take place in Commutator Armature rotor Armature conductors Yoke Commutator Armature rotor Armature conductors Yoke ANSWER DOWNLOAD EXAMIANS APP
DC Motors When the speed of dc motor increases, its armature current Increases Remains same Decreases None of the listed here Increases Remains same Decreases None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors The running speed of a dc series motor is basically determined by Armature reaction None of the listed here Load Field excitation Armature reaction None of the listed here Load Field excitation ANSWER DOWNLOAD EXAMIANS APP
DC Motors A three point starter is considered suitable for Shunt, compound and series motors All D.C. motors Shunt as well as compound motors Shunt motors Shunt, compound and series motors All D.C. motors Shunt as well as compound motors Shunt motors ANSWER DOWNLOAD EXAMIANS APP
DC Motors The commutating winding is basically used in a dc machine To improve commutation None of the listed here To reduce armature reaction To control the speed of machine To improve commutation None of the listed here To reduce armature reaction To control the speed of machine ANSWER DOWNLOAD EXAMIANS APP
DC Motors For constant torque drive which speed control method is preferred? Shunt armature control Field control Armature voltage control Mechanical loading system Shunt armature control Field control Armature voltage control Mechanical loading system ANSWER DOWNLOAD EXAMIANS APP
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