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

MGVCL Exam Paper (30-07-2021 Shift 1)
Which of the following is the layer of a computer system between the hardware and the user program?

System Environment
None of these
Operating System
Application Software

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MGVCL Exam Paper (30-07-2021 Shift 1)
A fully controlled natural commutated 3-phase bridge rectifier is operating with a firing angle α = 30°, The peak to peak voltage ripple expressed as a ratio of the peak output dc voltage at the output of the converter bridge is

√3 -1
0.5
1-(√3/2)
√3-1

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Where,
φ is firing angle

Voltage ripple for 3-phase bridge rectifier = cos(φ) = Cos(30)
= 1/2

MGVCL Exam Paper (30-07-2021 Shift 1)
An electric potential field is produced in air by point 1 μC and 4 μC located at (-2, 1, 5) and (1, 3, -1) respectively. The energy stored in the field is

10.28 mJ
2.57 mJ
5.14 mJ
12.50 mJ

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MGVCL Exam Paper (30-07-2021 Shift 1)
Which of the following features of Microsoft Word automatically moves to the next line while reaching the end of current line?

None of these
Carriage return
Word wrap
Enter

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MGVCL Exam Paper (30-07-2021 Shift 1)
Recently, India signed first ever term contract to import crude oil with which country?

Russia
Nepal
Japan
China

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MGVCL Exam Paper (30-07-2021 Shift 1)
Which generation of computers used vacuum tubes?

Third Generation
Fourth Generation
First Generation
Second Generation

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MORE MCQ ON MGVCL Exam Paper (30-07-2021 Shift 1)

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