DC Motors In a D.C. generator, the iron losses mainly take place in Armature conductors Armature rotor Yoke Commutator Armature conductors Armature rotor Yoke Commutator ANSWER DOWNLOAD EXAMIANS APP
DC Motors A three point starter is considered suitable for Shunt, compound and series motors Shunt motors All D.C. motors Shunt as well as compound motors Shunt, compound and series motors Shunt motors All D.C. motors Shunt as well as compound motors ANSWER DOWNLOAD EXAMIANS APP
DC Motors ______ motor has the best speed regulation. Differentially compounded Shunt Cummulative compounded Series Differentially compounded Shunt Cummulative compounded Series ANSWER DOWNLOAD EXAMIANS APP
DC Motors Armature reaction in dc motor is increased When the field current increases By interpoles When the armature current increases When the armature current decreases When the field current increases By interpoles When the armature current increases When the armature current decreases ANSWER DOWNLOAD EXAMIANS APP
DC Motors The starting resistance of a DC motor is generally Infinitely large Low Around 500 Ω 1000 Ω Infinitely large Low Around 500 Ω 1000 Ω ANSWER DOWNLOAD EXAMIANS APP
DC Motors Carbon brushes are preferable to copper brushes because _____ They have lower resistance They reduce sparking They have longer life They reduce armature reaction They have lower resistance They reduce sparking They have longer life They reduce armature reaction ANSWER DOWNLOAD EXAMIANS APP
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