Electrical Machines Which of the following DC generators has rising V-I characteristics? None of them. Compound. Series. Shunt. None of them. Compound. Series. Shunt. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Number of tappings for each equalizer ring is equal to number of pole pairs. number of poles. number of parallel paths. number of commutator segments. number of pole pairs. number of poles. number of parallel paths. number of commutator segments. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For which of the following loads, armature reaction is magnetizing in nature? pure resistive load None of these pure inductive load pure capacitive load pure resistive load None of these pure inductive load pure capacitive load ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The direction of rotation of a DC compound motor can be reversed by interchanging shunt field connections. armature or field connections. armature connections. series field connections. shunt field connections. armature or field connections. armature connections. series field connections. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following pairs is/are correct? semi closed slot-----leakage flux is moderate All of these closed slot----- leakage flux is high open slot----- leakage flux is less semi closed slot-----leakage flux is moderate All of these closed slot----- leakage flux is high open slot----- leakage flux is less ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the shunt resistance component equivalent circuit obtained by no load test of an induction motor representative of ? windage and friction loss Copper loss core loss only both 1 and 2 windage and friction loss Copper loss core loss only both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP