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

Differential protection
Reverse power protection
Time graded protection
None of these

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MGVCL Exam Paper (30-07-2021 Shift 3)
The sites where the capacity factor is ____ are not considered suitable for wind power generation.

less than 12%
greater than 24%
greater than 12%
less than 24%

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MGVCL Exam Paper (30-07-2021 Shift 3)
Which of the following statements are correct?
(i) Advanced metering infrastructure (AMI) is typically more automated and allows real- time, on-demand interrogations with metering endpoints.
(ii) An Automated Meter Reading (AMR) device only communicates from the customer to the energy supplier.
(iii) AMR meters only provide kWh information and possible peak kW demand for the month.

(i) and (ii) only
(i), (ii) and (iii)
(i) and (iii) only
(ii) and (iii) only

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MGVCL Exam Paper (30-07-2021 Shift 3)
Murray loop test is performed on a faulty cable 300 m long. At balance, the resistance connected to the faulty core was set at 20 Ω and the resistance of the resistor connected to the sound core was 40 Ω. Calculate the distance of the fault point from the test end.

300 m
100 m
400 m
200 m

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