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.

15.70%
14.70%
12.70%
13.70%

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MGVCL Exam Paper (30-07-2021 Shift 1)
Case 1: The PV connected to the DC bus was injecting 20 kW of power constituting of 1 kW of loss
Case 2: The same PV is connected to the AC bus constituting to 1.5 kW loss. Find out the change in efficiency from Case 1 to Case 2?

5% decrease
5% increase
2.5% decrease
2.5% increase

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MGVCL Exam Paper (30-07-2021 Shift 1)
Which among the following are included in the two part tariff?
i. Fixed charges
ii. Running charges
iii. Semi fixed charges

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

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MGVCL Exam Paper (30-07-2021 Shift 1)
The single line diagram of the simple system is shown in figure the corresponding reactance diagram is

C
A
B
D

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