Electrical Machines Which of the following statement is correct, if short circuit ratio is high? High voltage regulation Low short circuit current Good voltage regulation None of these High voltage regulation Low short circuit current Good voltage regulation None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines From no load to full load the slip will slightly increase. not change. None of these slightly decrease. slightly increase. not change. None of these slightly decrease. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two synchronous generators operating in parallel 200 MW and 400 MW respectively. The drooping characteristics of their governors are identical as 4% from no load to full load. Consider the governors operating at 50Hz on no load. What is the operating frequency, if the load is 600 MW? 48.5 Hz 48 Hz 50 Hz 45 HZ 48.5 Hz 48 Hz 50 Hz 45 HZ ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A crusher is equipped with Synchronous motor. DC shunt motor. Slip ring induction motor. Reluctance motor. Synchronous motor. DC shunt motor. Slip ring induction motor. Reluctance motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 - Φ induction motor draws an current of 50 A from mains when starts by direct switching. If an auto transformer with 60 % tapping is used for starting the current drawn from the mains will be 50. 18. 80. 36. 50. 18. 80. 36. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motors are suitable for computer printer drive ? Hysteresis motor. Shaded pole motor. Stepper motor. Reluctance motor. Hysteresis motor. Shaded pole motor. Stepper motor. Reluctance motor. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS