Electrical Machines Maximum power developed depends on reactance voltage both 1and 2 load angle reactance voltage both 1and 2 load angle ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generators, the cause of rapid brush wear may be any of above. rough commutator surface. imperfect contact. severe sparking. any of above. rough commutator surface. imperfect contact. severe sparking. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines To increase starting torque of a 3-phase slip ring induction motor, preferred method is to increase supply frequency supply voltage rotor resistance None of these supply frequency supply voltage rotor resistance None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The direction of rotation of a DC compound motor can be reversed by interchanging armature connections. shunt field connections. series field connections. armature or field connections. armature connections. shunt field connections. series field connections. armature or field connections. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following statement is true for an AC synchronous motor? It is a high reluctance motor. It is a constant speed motor. It is a variable speed motor. It is a step angled motor. It is a high reluctance motor. It is a constant speed motor. It is a variable speed motor. It is a step angled motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC generator in case the brushes are moved so as to bring them in magnetic neutral axis, then, there will be none of above. demagnetisation. cross-magnetisation. cross-magnetization as well as demagnetization. none of above. demagnetisation. cross-magnetisation. cross-magnetization as well as demagnetization. ANSWER DOWNLOAD EXAMIANS APP
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