Electrical Machines The factors that are responsible for decrease in terminal voltage of a shunt generator are reduction in field current, effect of armature reaction, armature. armature resistance, effect of armature reaction. armature resistance, effect of armature reaction. armature resistance, inter poles, armature. reduction in field current, effect of armature reaction, armature. armature resistance, effect of armature reaction. armature resistance, effect of armature reaction. armature resistance, inter poles, armature. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature coil is short circuited by brushes when it lies in any of above positions. along neutral axis. in none of above positions. along field axis. in any of above positions. along neutral axis. in none of above positions. along field axis. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A dc shunt motor has external resistance Ra and Rf in the armature and field circuits respectively. Armature current at starting can be reduced by keeping Ra maximum and Rf maximum Ra minimum and Rf minimum Ra maximum and Rf minimum Rf maximum and Ra minimum Ra maximum and Rf maximum Ra minimum and Rf minimum Ra maximum and Rf minimum Rf maximum and Ra minimum ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When the excitation of normally operating unloaded, salient pole synchronous motor suddenly gets disconnected, it continues to run as a induction motor. switched reluctance motor. DC motor. variable reluctance motor. induction motor. switched reluctance motor. DC motor. variable reluctance motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Diverters are used only in None of these either of these series motors shunt motors None of these either of these series motors shunt motors ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When an electric train is moving down a hill, the DC motor will operate as DC shunt generator. DC series motor. DC shunt motor. DC series generator. DC shunt generator. DC series motor. DC shunt motor. DC series generator. ANSWER DOWNLOAD EXAMIANS APP
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