MGVCL Exam Paper (30-07-2021 Shift 2)
In a synchronous motor with field under excited, the power factor will be

leading
unity
lagging
zero

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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
5 and 3
6 and 3

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 2)
The expression for voltage regulation of a short transmission line for leading power factor is given by: ____, where, 'I' is the line current, 'V_r' is the receiving end voltage, 'R' is the line resitance and 'X' is the line reactance.

(IXcosφ_r - IRsinφ_r)/V_r
(IXcosφ_r + IRsinφ_r)/V_r
(IRcosφ_r - IXsinφ_r)/V_r
(IRcosφ_r + IXsinφ_r)/V_r

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 2)
Which of the following is true regarding access lists applied to an interface?

One access list may be configured, per direction, for each layer 3 protocol configured on an interface
You can apply two access lists to any interface
You can apply only one access list on any interface
You can place as many access lists as you want on any interface until you run out of memory.

ANSWER DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 2)
If no load is connected to solar PV system,

it will stop absorbing light
it will start reflecting the light
its voltage will go on increasing till its breakdown
it will dissipate energy in the panel and increase its temperature

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP