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MGVCL Exam Paper (30-07-2021 Shift 3)

MGVCL Exam Paper (30-07-2021 Shift 3)
Tiger Woods is associated with which of the following fields?

Sports
Literature
Politics
Cinema

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MGVCL Exam Paper (30-07-2021 Shift 3)
A 3 pF capacitor is charged by a constant current of 2 pA for six seconds. The voltage across the capacitor at the end of charging will be

8 V
4 V
2 V
6 V

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Equation know that the charge stored in a capacitor is given as:
Q = C*V
Q = I*t
V = (I*t)/C
= (2μ*6)/(3μ)
= 4 V

MGVCL Exam Paper (30-07-2021 Shift 3)
In a power network, 375 kV is recorded at a 400 kV bus. A 45 MVAR, 400 kV shunt reactor is connected to the bus. What is the reactive power absorbed by the shunt reactor?

49.55 MVAR
69.55 MVAR
39.55 MVAR
59.55 MVAR

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Q = V²/X
X = 400²/45
= 3555.55 ohm
For 375 kV,
Q = 375²/3555.55
= 39.55 kVAR

MGVCL Exam Paper (30-07-2021 Shift 3)
Which feature is used in Ms Word to make the selected sentence to All Capital Letters or All Small Letters?

Change sentence
Change capital
Change case
Change latter

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MGVCL Exam Paper (30-07-2021 Shift 3)
દ્રશ્ય' શબ્દનો વિરુદ્ધાર્થ શબ્દ આપેલો વિકલ્પોમાંથી કયો છે?

દ્રશ્યમાન
અદ્રશ્ય
દ્રષ્ટિવંત
દ્રષ્ટિ

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MGVCL Exam Paper (30-07-2021 Shift 3)
The magnetizing inrush current in a transformer is rich in the harmonic component.

fifth
third
seventh
second

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

2nd harmonics contains - 60 to 55 %
3rd harmonics contains - 40 - 50%

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