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  1. Xd, X 'd and X "d are steady stated-axis synchronous reactances, transient d-axis reactance and sub-transient d-reactance of a synchronous machine respectively. Which of the following statement is true?
    1. Xd > X'd > X"d
    2. X"d > X'd > Xd
    3. X'd > X"d > Xd
    4. Xd > X"d > X'd
Correct Option: A

NA



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