An electromechanical energy conversion device has cylindrical stator but salient pole rotor. If ‚âà√≠¬¨‚Ä¢ is the angle between stator field and rotor field, the average torque developed is proportional to (A and B are constants) __________$#

Asin‚âà√≠¬¨‚Ä¢+Bsin2‚âà√≠¬¨‚Ä¢

An electromechanical energy conversion device has cylindrical stator b

1.	An electromechanical energy conversion device has cylindrical stator but salient pole rotor. If ‚âà√≠¬¨‚Ä¢ is the angle between stator field and rotor field, the average torque developed is proportional to (A and B are constants) __________$#
A.	Asin‚âà√≠¬¨‚Ä¢
B.	Asin2‚âà√≠¬¨‚Ä¢
C.	Asin‚âà√≠¬¨‚Ä¢+Bsin2‚âà√≠¬¨‚Ä¢
D.	‚âà√≠¬¨‚Ä¢
Answer» D. ‚âà√≠¬¨‚Ä¢

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