Electrical Machines If the field circuit of a DC shunt motor is opened The armature current will reduce. DC Shunt Motor The motor will attain dangerously high speed. The speed of motor will be reduced. The armature current will reduce. DC Shunt Motor The motor will attain dangerously high speed. The speed of motor will be reduced. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Reactive power generated or delivered significantly depends on both 1 and 2. excitation. frequency. load angle. both 1 and 2. excitation. frequency. load angle. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC machine, which of these parameters remain the same whether it runs as a DC motor or a DC generator? Induced emf. Can not be determined. Mechanical power. Armature current. Induced emf. Can not be determined. Mechanical power. Armature current. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What are the starters used for starting of cage motors? Star-delta starter. Auto transformer starter. All of these. DOL starter. Star-delta starter. Auto transformer starter. All of these. DOL starter. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Breather is provided in a transformer to filter the transformer oil. absorb moisture of air during breathing. provide cold air in transformer. absorb moisture from air entering in transformer. filter the transformer oil. absorb moisture of air during breathing. provide cold air in transformer. absorb moisture from air entering in transformer. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Lamination of core are generally made of silicon steel. stainless steel. carbon. cast iron. silicon steel. stainless steel. carbon. cast iron. ANSWER DOWNLOAD EXAMIANS APP
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