MGVCL Exam Paper (30-07-2021 Shift 2)
હુ ગીત ગાઈશ' ને કર્મણીમાં ફેરવો.

ગીતને હુ જ ગાઇશ
હુ ગીતને ગાઈશ
ગીતને હુ ગાઈશ
મારાથી ગીત ગવાશે

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MGVCL Exam Paper (30-07-2021 Shift 2)
The necessary equation to be solved during the load flow analysis using Fast-Decoupled method is given below:
where B' and B'' are formed using the imaginary part of the bus admittance matrix, Ybus. If the system consists of 6 buses of which one of the bus is slack bus and 2 bues are voltage regulated buses, then then the matrix B' is of order ____and the matrix B'' is of order____, respectivity.
∆P/|Vi| = - B'∆δ
∆Q/|Vi| = - B''∆|V|

3 and 6
3 and 5
6 and 3
5 and 3

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MGVCL Exam Paper (30-07-2021 Shift 2)
Which one of the following statement is TRUE?

The current carrying capacity of cables in DC is less than that in AC.
In the cables, the location of fault is usually found out by comparing the capacitances of insulated conductors.
In the cables, sheaths are used to provide enough strength.
Underground cables are laid at sufficient depth to avoid being unearthed easily due to removal of soil.

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MGVCL Exam Paper (30-07-2021 Shift 2)
In transformer, a Sweep Frequency Response Analysis (SFRA) test will help detect ____

Movement / damage to internal components
Age of the insulation
Aging by-products
Moisture in the windings

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