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ElectricalMachine
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The  speed of a synchronous motor can be changed by changing ___________ .

A

Supply Voltage

B

Supply Frequency

C

Excitation

D

All of these

Correct Answer

Verified SolutionElectricalMachine
Option B

Supply Frequency

Quick Summary: Practice and solve "The speed of a synchronous motor can be changed by changing ___________ ...." for Electrical - Machine. The correct answer is Option B: Supply Frequency. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.

Answer:

Option **(b) **

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