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.

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.

12.70%

13.70%

15.70%

14.70%

12.70%

13.70%

15.70%

14.70%

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

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

works only when the grid fails

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MGVCL Exam Paper (30-07-2021 Shift 1)
Which of the following malicious programs does not replicate automatically?

Trojan horse

Worm

Trap doors

Virus

Trojan horse

Worm

Trap doors

Virus

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MGVCL Exam Paper (30-07-2021 Shift 1)
A transformer designed for operation at 60 Hz supply is working at 50 Hz supply system without changing its voltage and current ratings. Compared to the full load efficiency at 60 Hz, the full load transformer efficiency at 50 Hz.

remains unaltered

decreases marginally

increases marginally

increases by 30%

remains unaltered

decreases marginally

increases marginally

increases by 30%

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

Data processing

Data acquisition

Supplementary control

Supervisory control

Data processing

Data acquisition

Supplementary control

Supervisory control

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MGVCL Exam Paper (30-07-2021 Shift 1)
A coil having an inductance of 100 mH is magnetically coupled to another coil having an inductance of 900 mH. The coefficient of coupling between the coils is 0.45. Calculate the equivalent inductance if the two coils are connected in series aiding.

1270 mH

932 mH

730 mH

1135 mH

1270 mH

932 mH

730 mH

1135 mH

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

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) A grid interactive solar system:

MGVCL Exam Paper (30-07-2021 Shift 1) Which of the following malicious programs does not replicate automatically?

MGVCL Exam Paper (30-07-2021 Shift 1) A transformer designed for operation at 60 Hz supply is working at 50 Hz supply system without changing its voltage and current ratings. Compared to the full load efficiency at 60 Hz, the full load transformer efficiency at 50 Hz.

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) A coil having an inductance of 100 mH is magnetically coupled to another coil having an inductance of 900 mH. The coefficient of coupling between the coils is 0.45. Calculate the equivalent inductance if the two coils are connected in series aiding.

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

MGVCL Exam Paper (30-07-2021 Shift 1)
Which of the following malicious programs does not replicate automatically?

MGVCL Exam Paper (30-07-2021 Shift 1)
A transformer designed for operation at 60 Hz supply is working at 50 Hz supply system without changing its voltage and current ratings. Compared to the full load efficiency at 60 Hz, the full load transformer efficiency at 50 Hz.

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)
A coil having an inductance of 100 mH is magnetically coupled to another coil having an inductance of 900 mH. The coefficient of coupling between the coils is 0.45. Calculate the equivalent inductance if the two coils are connected in series aiding.