Electrical Machines A 3 phase stepper motor has 6 stator poles and 4 rotor poles, then find the step angle? 45° 30° 10° 60° 45° 30° 10° 60° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines No load primary current in a transformer lags behind applied voltage somewhat less than 90à leads the applied voltage somewhat less than 90Ã& leads the applied voltage by exactly 90Â& lags behind applied voltage by exactly 90Â&am lags behind applied voltage somewhat less than 90à leads the applied voltage somewhat less than 90Ã& leads the applied voltage by exactly 90Â& lags behind applied voltage by exactly 90Â&am ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The induction motor shaft is made of cast iron. mild steel. stainless steel. aluminium. cast iron. mild steel. stainless steel. aluminium. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A large series motor is never started without some mechanical load on it because otherwise it will produce sparking at brushes. open fuse or circuit breaker. develop excessive speed and damage itself. draw too much current. produce sparking at brushes. open fuse or circuit breaker. develop excessive speed and damage itself. draw too much current. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 10KVA auto transformer, turn ratio is 0.4. Find the power transferred inductively? 4 KVA 10 KVA 0 KVA 6 KVA 4 KVA 10 KVA 0 KVA 6 KVA ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A flat compound generator is obtained from compound generator by connecting a variable resistor in parallel with the shunt field in series with the shunt field in series with the series field in parallel with the series field in parallel with the shunt field in series with the shunt field in series with the series field in parallel with the series field ANSWER DOWNLOAD EXAMIANS APP
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