Electrical Machines The frame of an induction motor is made of closed grained cast iron. stainless steel. silicon steel. aluminium. closed grained cast iron. stainless steel. silicon steel. aluminium. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motor is used in grinders? Capacitor start capacitor run IM. Capacitor start IM. Synchronous motor. Split phase IM. Capacitor start capacitor run IM. Capacitor start IM. Synchronous motor. Split phase IM. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines To control the speed of an induction motor, the supply frequency is reduced by 10%. For the same magnetizing current to remain constant, the supply voltage must be reduced by 10% increased by 20% reduced by 20% increased by 10% reduced by 10% increased by 20% reduced by 20% increased by 10% ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The leakage reactance of a 3-phase alternator is determined by performing zero power factor and slip tests. open circuit and zero power factor tests. short circuit and slip tests. open circuit and short circuit tests. zero power factor and slip tests. open circuit and zero power factor tests. short circuit and slip tests. open circuit and short circuit tests. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The rotor winding for a 3-phase slip-ring induction motor having delta-connected stator must be connected in delta. star. delta or star according to need. None of these delta. star. delta or star according to need. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In IM the rotor lamination can be ________________ than stator laminations. rotor can not have any laminations. thicker. sipper. thinner. rotor can not have any laminations. thicker. sipper. thinner. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS