MGVCL Exam Paper (30-07-2021 Shift 3)
The most commonly used method for the protection of three phase feeder is

Reverse power protection
Differential protection
None of these
Time graded protection

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MGVCL Exam Paper (30-07-2021 Shift 3)
કામકાજમાં ધ્યાન કન્દ્રિત કરજો'.
આ આજ્ઞાર્થ વાક્યની સંભાવનાર્થ વાક્યરચના કઈ હોઈ શકે?

હવે તો તમે કામકાજમાં ધ્યાન કેન્દ્રિત કરો.
હવે તો કામકાજમાં ધ્યાન કેન્દ્રિત કરશો ને?
કામકાજમાં ધ્યાન કેન્દ્રિત નથી કરવું?
કામકાજમાં ધ્યાન કેન્દ્રિત કરી લીધું છે.

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MGVCL Exam Paper (30-07-2021 Shift 3)
Consider the following statements associated with Buchholz’s relays.
Statement 1: Buchholz's relay is used for protection of a transformer against incipient faults.
Statement 2: Buchholz's relay can be installed on oil cooled transformers.

Statement 1 is TRUE and Statement 2 is FALSE
Both Statement 1 and Statement 2 are TRUE
Statement 1 is FALSE and Statement 2 is TRUE
Both Statement 1 and Statement 2 are FALSE

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MGVCL Exam Paper (30-07-2021 Shift 3)
In transformer testing, Sweep Frequency Response Analysis (SFRA) testing is a tool to help locate ____

Winding damage
Core movement
Short circuits
All of these

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