Stability of power system can be improved by<br/>1. Reducing voltage of transmission<br/>2. Using parallel transmission lines<br/>3. Using series compensators<br/>Which of the above statements are correct?

MGVCL Exam Paper (30-07-2021 Shift 1)
Stability of power system can be improved by
1. Reducing voltage of transmission
2. Using parallel transmission lines
3. Using series compensators
Which of the above statements are correct?

1 and 2 only

All 1, 2 and 3

1 and 3 only

2 and 3 only

1 and 2 only

All 1, 2 and 3

1 and 3 only

2 and 3 only

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MGVCL Exam Paper (30-07-2021 Shift 1)
A given solar cell has the following specifications:
Open-circuit voltage, Voc: 0.7 V
Short-circuit current, Isc: 3.5 A
Short-circuit current, Isc: 3.5 A
Short-circuit current, Isc: 3.5 A
If the solar cell operates at maximum power point, calculate the efficiency.

13.70%

12.70%

14.70%

15.70%

13.70%

12.70%

14.70%

15.70%

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MGVCL Exam Paper (30-07-2021 Shift 1)
___ is the process of actuating equipment operation at remote locations.

Supplementary control

Data processing

Supervisory control

Data acquisition

Supplementary control

Data processing

Supervisory control

Data acquisition

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MGVCL Exam Paper (30-07-2021 Shift 1)
In a single phase energy meter, the series electromagnet is energized by a _ of _

voltage coil, thin wire of more turns

current coil, thin wire of more turns

voltage coil, thick wire of few turns

current coil, thick wire of few turns

voltage coil, thin wire of more turns

current coil, thin wire of more turns

voltage coil, thick wire of few turns

current coil, thick wire of few turns

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MGVCL Exam Paper (30-07-2021 Shift 1)
A grid interactive solar system:

works only when the grid fails

always receives power from the grid

supplies power to as well as receives power from the grid as required

always supplies power to the grid

works only when the grid fails

always receives power from the grid

supplies power to as well as receives power from the grid as required

always supplies power to the grid

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MGVCL Exam Paper (30-07-2021 Shift 1)
As per _ guidelines, if the ratio of carbon dioxide (CO₂) and carbon monoxide (CO) in dissolved gas analysis is _, it is predicted that the condition of paper insulation inside the transformer is poor.

IEC-899, less than 11

IEC-599, more than 11

IEC-599, less than 11

IEC-899, more than 11

IEC-899, less than 11

IEC-599, more than 11

IEC-599, less than 11

IEC-899, more than 11

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MGVCL Exam Paper (30-07-2021 Shift 1)

MGVCL Exam Paper (30-07-2021 Shift 1) Stability of power system can be improved by1. Reducing voltage of transmission2. Using parallel transmission lines3. Using series compensatorsWhich of the above statements are correct?

MGVCL Exam Paper (30-07-2021 Shift 1) A given solar cell has the following specifications:Open-circuit voltage, Voc: 0.7 VShort-circuit current, Isc: 3.5 AShort-circuit current, Isc: 3.5 AShort-circuit current, Isc: 3.5 AIf the solar cell operates at maximum power point, calculate the efficiency.

MGVCL Exam Paper (30-07-2021 Shift 1) ___ is the process of actuating equipment operation at remote locations.

MGVCL Exam Paper (30-07-2021 Shift 1) In a single phase energy meter, the series electromagnet is energized by a ___ of ___

MGVCL Exam Paper (30-07-2021 Shift 1) A grid interactive solar system:

MGVCL Exam Paper (30-07-2021 Shift 1) As per ___ guidelines, if the ratio of carbon dioxide (CO₂) and carbon monoxide (CO) in dissolved gas analysis is ___, it is predicted that the condition of paper insulation inside the transformer is poor.

MGVCL Exam Paper (30-07-2021 Shift 1)
Stability of power system can be improved by
1. Reducing voltage of transmission
2. Using parallel transmission lines
3. Using series compensators
Which of the above statements are correct?

MGVCL Exam Paper (30-07-2021 Shift 1)
___ is the process of actuating equipment operation at remote locations.

MGVCL Exam Paper (30-07-2021 Shift 1)
In a single phase energy meter, the series electromagnet is energized by a _ of _

MGVCL Exam Paper (30-07-2021 Shift 1)
A grid interactive solar system:

MGVCL Exam Paper (30-07-2021 Shift 1)
As per _ guidelines, if the ratio of carbon dioxide (CO₂) and carbon monoxide (CO) in dissolved gas analysis is _, it is predicted that the condition of paper insulation inside the transformer is poor.