___ is the rms value of the total current comprising the AC and DC components of the current in the circuit breaker pole at the instant of contact separation.

MGVCL Exam Paper (30-07-2021 Shift 1)
___ is the rms value of the total current comprising the AC and DC components of the current in the circuit breaker pole at the instant of contact separation.

Symmetrical short circuit current

Asymmetrical breaking current

Symmetrical breaking current

Making current

Symmetrical short circuit current

Asymmetrical breaking current

Symmetrical breaking current

Making current

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MGVCL Exam Paper (30-07-2021 Shift 1)
A coil having an inductance of 100 mH is magnetically coupled to another coil having an inductance of 900 mH. The coefficient of coupling between the coils is 0.45. Calculate the equivalent inductance if the two coils are connected in series aiding.

730 mH

1135 mH

1270 mH

932 mH

730 mH

1135 mH

1270 mH

932 mH

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MGVCL Exam Paper (30-07-2021 Shift 1)
Stability of power system can be improved by
1. Reducing voltage of transmission
2. Using parallel transmission lines
3. Using series compensators
Which of the above statements are correct?

1 and 3 only

1 and 2 only

2 and 3 only

All 1, 2 and 3

1 and 3 only

1 and 2 only

2 and 3 only

All 1, 2 and 3

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MGVCL Exam Paper (30-07-2021 Shift 1)
In a single phase energy meter, the series electromagnet is energized by a _ of _

current coil, thin wire of more turns

voltage coil, thin wire of more turns

current coil, thick wire of few turns

voltage coil, thick wire of few turns

current coil, thin wire of more turns

voltage coil, thin wire of more turns

current coil, thick wire of few turns

voltage coil, thick wire of few turns

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MGVCL Exam Paper (30-07-2021 Shift 1)
As per _ guidelines, if the ratio of carbon dioxide (CO₂) and carbon monoxide (CO) in dissolved gas analysis is _, it is predicted that the condition of paper insulation inside the transformer is poor.

IEC-599, more than 11

IEC-899, less than 11

IEC-899, more than 11

IEC-599, less than 11

IEC-599, more than 11

IEC-899, less than 11

IEC-899, more than 11

IEC-599, less than 11

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MGVCL Exam Paper (30-07-2021 Shift 1)
નીચેના રુઢિપ્રયોગોને અર્થ સાથે સાંકળી જોડી બનાવો.
1. કાન કરડવા - 1. બાતમી મળી જવી.
2. કાન ફૂંકવા - 2. વાત પર ધ્યાન ન આપવું.
૩. કાને વાત પહોચવી - ૩. કાન

1-42-33-14-2

1-32-23-44-1

1-22-33-44-1

1-32-43-14-2

1-42-33-14-2

1-32-23-44-1

1-22-33-44-1

1-32-43-14-2

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

MGVCL Exam Paper (30-07-2021 Shift 1) ___ is the rms value of the total current comprising the AC and DC components of the current in the circuit breaker pole at the instant of contact separation.

MGVCL Exam Paper (30-07-2021 Shift 1) A coil having an inductance of 100 mH is magnetically coupled to another coil having an inductance of 900 mH. The coefficient of coupling between the coils is 0.45. Calculate the equivalent inductance if the two coils are connected in series aiding.

MGVCL Exam Paper (30-07-2021 Shift 1) Stability of power system can be improved by1. Reducing voltage of transmission2. Using parallel transmission lines3. Using series compensatorsWhich of the above statements are correct?

MGVCL Exam Paper (30-07-2021 Shift 1) In a single phase energy meter, the series electromagnet is energized by a ___ of ___

MGVCL Exam Paper (30-07-2021 Shift 1) As per ___ guidelines, if the ratio of carbon dioxide (CO₂) and carbon monoxide (CO) in dissolved gas analysis is ___, it is predicted that the condition of paper insulation inside the transformer is poor.

MGVCL Exam Paper (30-07-2021 Shift 1)
___ is the rms value of the total current comprising the AC and DC components of the current in the circuit breaker pole at the instant of contact separation.

MGVCL Exam Paper (30-07-2021 Shift 1)
A coil having an inductance of 100 mH is magnetically coupled to another coil having an inductance of 900 mH. The coefficient of coupling between the coils is 0.45. Calculate the equivalent inductance if the two coils are connected in series aiding.

MGVCL Exam Paper (30-07-2021 Shift 1)
Stability of power system can be improved by
1. Reducing voltage of transmission
2. Using parallel transmission lines
3. Using series compensators
Which of the above statements are correct?

MGVCL Exam Paper (30-07-2021 Shift 1)
In a single phase energy meter, the series electromagnet is energized by a _ of _

MGVCL Exam Paper (30-07-2021 Shift 1)
As per _ guidelines, if the ratio of carbon dioxide (CO₂) and carbon monoxide (CO) in dissolved gas analysis is _, it is predicted that the condition of paper insulation inside the transformer is poor.