In a synchronous motor running with fixed excitation, when the load is increased three times, its torque angle becomes approximately
Aone-third
Bsix times
Cnine times
Dthrice
Etwice
Correct answer
D. thrice
Explanation
The correct answer is thrice.
In a synchronous motor running with fixed excitation, when the load is increased three times, its torque angle becomes approximately - Answer and Explanation | Academy of Pakistan