MGVCL Exam Paper (30-07-2021 Shift 3)
In which of the following situations, there is no need to provide directional overcurrent protection.

single end fed, parallel feeder
double end fed, single feeder
ring main
single end fed, single feeder

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MGVCL Exam Paper (30-07-2021 Shift 3)
The DC offset in fault current causes conventional over-current (OC) relays to :

under-reach
over-reach
reach remains unaffected due to DC offset
sometimes under-reach and sometimes over-reach

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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.

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

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

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