Electrical Machines Commutator pitches of duplex and simplex lap windings are respectively 2 and 1 4 ang 1 2 and 2 4 and 2 2 and 1 4 ang 1 2 and 2 4 and 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Maximum power developed depends on reactance both 1and 2 voltage load angle reactance both 1and 2 voltage load angle ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines DC Shunt Motor has disadvantage(s) of not suitable for rapidly changing loads. none of above. constant speed. less expensive. not suitable for rapidly changing loads. none of above. constant speed. less expensive. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In dc motors, under leading pole tips flux density will--------? either increase or decrease None of these increase decrease either increase or decrease None of these increase decrease ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The air gap between the yoke and armature is dc machine is kept very small to achieve a stronger magnetic field. to avoid over heating. to avoid locking of the armature. All of these to achieve a stronger magnetic field. to avoid over heating. to avoid locking of the armature. All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The frame of an induction motor is made of aluminium. stainless steel. closed grained cast iron. silicon steel. aluminium. stainless steel. closed grained cast iron. silicon steel. ANSWER DOWNLOAD EXAMIANS APP