Electrical Machines The slot edges in a DC machine are made of Cast iron. Silicon steel. Fibre. Mild steel. Cast iron. Silicon steel. Fibre. Mild steel. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Rotor resistance speed control is used in squirrel cage induction motor. slip ring induction motor. dc shunt motor. synchronous motor. squirrel cage induction motor. slip ring induction motor. dc shunt motor. synchronous motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Dynamic braking is very effective for differential compound motors. separately excited motors. shunt motors. series motors. differential compound motors. separately excited motors. shunt motors. series motors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If s is the slip and f is the supply frequency of an induction motor, the frequency of rotor current is given by sf / 2. s2. sf. f / s. sf / 2. s2. sf. f / s. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Synchronous reactance of an alternator represents All of these field winding reactance a reactance operating at synchronous speed armature reactance and leakage reactance All of these field winding reactance a reactance operating at synchronous speed armature reactance and leakage reactance ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When an electric train is moving down a hill, the DC motor will operate as DC shunt motor. DC series generator. DC series motor. DC shunt generator. DC shunt motor. DC series generator. DC series motor. DC shunt generator. ANSWER DOWNLOAD EXAMIANS APP