Insulation Power Factor testing on an oil-filled transformer is not helpful in determining ___

MGVCL Exam Paper (30-07-2021 Shift 1)
Insulation Power Factor testing on an oil-filled transformer is not helpful in determining ___

Turns ratio values

Whether the oil test indicates moisture

Condition of paper insulation (change in watts losses)

Movement of the windings (change in capacitance)

Turns ratio values

Whether the oil test indicates moisture

Condition of paper insulation (change in watts losses)

Movement of the windings (change in capacitance)

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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

2.57 mJ

12.50 mJ

5.14 mJ

10.28 mJ

2.57 mJ

12.50 mJ

5.14 mJ

10.28 mJ

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MGVCL Exam Paper (30-07-2021 Shift 1)
1.મંગલ + આચરણ - મંગલાચરણ
2. હરિ+ઇન્દ્ર - હરીન્દ્ર
3.નર+ઈશ - નરેશ
4. પ્રતિ+અક્ષ - પ્રતિક્ષ
ઉપરોક્ત વર્ણવેલમાંથી કઈ સંધિ સાચી છે.

1,3

1,4

2,1

2,3,

1,3

1,4

2,1

2,3,

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MGVCL Exam Paper (30-07-2021 Shift 1)
The air envelope surrounding the earth is called ___

Asthenosphere

Hydrosphere

Atmosphere

Lithosphere

Asthenosphere

Hydrosphere

Atmosphere

Lithosphere

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MGVCL Exam Paper (30-07-2021 Shift 1)
An RC series circuit with R = 150 Ω and C = 2 μF is excited by a DC source of 15 V by closing the switch at t = 0 with an initially uncharged capacitor. The initial and final voltages across the capacitor respectively are

10 V, 15 V

0 V, 10 V

15 V, 10 V

0 V, 15 V

10 V, 15 V

0 V, 10 V

15 V, 10 V

0 V, 15 V

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MGVCL Exam Paper (30-07-2021 Shift 1)
1 terabyte is equal to

1024 bytes

1024 gigabytes

None of these

1024 kilobytes

1024 bytes

1024 gigabytes

None of these

1024 kilobytes

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

MGVCL Exam Paper (30-07-2021 Shift 1) Insulation Power Factor testing on an oil-filled transformer is not helpful in determining ___

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

MGVCL Exam Paper (30-07-2021 Shift 1) The air envelope surrounding the earth is called ___

MGVCL Exam Paper (30-07-2021 Shift 1) An RC series circuit with R = 150 Ω and C = 2 μF is excited by a DC source of 15 V by closing the switch at t = 0 with an initially uncharged capacitor. The initial and final voltages across the capacitor respectively are

MGVCL Exam Paper (30-07-2021 Shift 1) 1 terabyte is equal to

MGVCL Exam Paper (30-07-2021 Shift 1)
Insulation Power Factor testing on an oil-filled transformer is not helpful in determining ___

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

MGVCL Exam Paper (30-07-2021 Shift 1)
The air envelope surrounding the earth is called ___

MGVCL Exam Paper (30-07-2021 Shift 1)
An RC series circuit with R = 150 Ω and C = 2 μF is excited by a DC source of 15 V by closing the switch at t = 0 with an initially uncharged capacitor. The initial and final voltages across the capacitor respectively are

MGVCL Exam Paper (30-07-2021 Shift 1)
1 terabyte is equal to