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Examoogle • User • info@examoogle.com • EE-2024-8821
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In a large interconnected power system, consider three buses having short-circuit capacities 1500 MVA, 1200 MVA and 1000 MVA respectively. The voltages of all the buses are 1.0 pu. If a 3-phase fault takes place on bus 2, the change in bus voltage is described as
ΔV1 > ΔV2 > ΔV3
ΔV1 < ΔV3 < ΔV2
ΔV1 > ΔV3 > ΔV2
None of the above