Electrical Machines Select the motor that should not be started on no load? Shunt motor. Compound motor. Brushless DC motor. Series motor. Shunt motor. Compound motor. Brushless DC motor. Series motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A large series motor is never started without some mechanical on it because otherwise it will Open fuse or circuit breaker. Produce sparking at brushes. Develop excessive speed and damage itself. Draw too much current. Open fuse or circuit breaker. Produce sparking at brushes. Develop excessive speed and damage itself. Draw too much current. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a dc machine shunt resistance and armature resistance values are low and high high and low low and low high and high low and high high and low low and low high and high ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The torque developed in IM is nearly proportional to 1 / V. V2. 1 / V2. V. 1 / V. V2. 1 / V2. V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A commutator with a diameter of 50 cm rotating at 1000 rpm. For a brush width of 1.5 cm, find the time of commutation in ms. 0.573. 0.512. 0.649. 0.443. 0.573. 0.512. 0.649. 0.443. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a 3 - Φ wound rotor induction motor the short circuit gear is used to short circuit the rotor at slip rings. stator phases of the motor. None of these starting resistance in the starter. rotor at slip rings. stator phases of the motor. None of these starting resistance in the starter. ANSWER DOWNLOAD EXAMIANS APP
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