GATE EE 2005 | Per Unit System Question 8 | Power System Analysis

The p.u. parameters for a $$500$$ MVA machine on its own base are:
Inertia, M = $$20$$ p.u.; reactance X = $$2$$ p.u. The p.u. values of inertia and reactance on $$100$$ MVA common base, respectively are

$$4, 0.4$$

$$100, 10$$

$$4, 10$$

$$100,0.4$$

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