Electrical Machines Which of the following represents the pitch factor? Cos α² Cos (α/2) sin (α/2) Cos α Cos α² Cos (α/2) sin (α/2) Cos α ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3-phase, 2 pole, 12 slot synchronous machine is operating at synchronous speed. Find the slot angle? 60° 20° 30° 18° 60° 20° 30° 18° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC Shunt Motor the speed can be increased by Decreasing the field current. Increasing the field current. Increasing the field current. Increasing the armature current. Decreasing the field current. Increasing the field current. Increasing the field current. Increasing the armature current. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The type of DC motor generally used for shears and punches is Cummulative compound motor. Series motor. Differential compound motor. Shunt motor. Cummulative compound motor. Series motor. Differential compound motor. Shunt motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If in DC Shunt Motor the flux is reduced suddenly to zero, then the speed of motor will be reduced. the motor will attain dangerously high speed. the motor will come to stop. the armature current will reduce. the speed of motor will be reduced. the motor will attain dangerously high speed. the motor will come to stop. the armature current will reduce. ANSWER DOWNLOAD EXAMIANS APP