A synchronous motor operates at rated voltage and frequency and has a – McqOptions

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1.	A synchronous motor operates at rated voltage and frequency and has a load torque angle of 30°. If both the terminal voltage and frequency are reduced by 10%, then
A.	the load torque angle remains the same
B.	the load torque angle increases
C.	the load torque angle decreases
D.	nothing can be said about the torque angle
Answer» B. the load torque angle increases

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