MGVCL Exam Paper (30-07-2021 Shift 1)
Determine maximum permissible load which a 15 MVA, ONAN cooled transformer to IS : 2026 can take for 6 hr, if the initial load on it was 12 MVA. The weighted ambient temperature is 20˚C. Assume the permissible load kVA as a fraction of rated kVA is 1.25.

15 MVA
12 MVA
9.6 MVA
18.75 MVA

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MGVCL Exam Paper (30-07-2021 Shift 1)
Voltage dips cannot be caused by which of the following:

Local and Remote faults
Switching on of Large Loads
Inductive Loading
Capacitive Switching

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