If the phase velocity of a plane wave in a perfect dielectric is 0.4 times its value in free space, then what is the relative permittivity of the dielectric?

MGVCL Exam Paper (30-07-2021 Shift 3)
If the phase velocity of a plane wave in a perfect dielectric is 0.4 times its value in free space, then what is the relative permittivity of the dielectric?

6.25

2.5

4.25

1.25

6.25

2.5

4.25

1.25

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MGVCL Exam Paper (30-07-2021 Shift 3)
What are the main challenges that the electric grid faces?

All of these

Increase in Energy Demand

Reliability and Power Quality is Declining

Global rise in temperature

All of these

Increase in Energy Demand

Reliability and Power Quality is Declining

Global rise in temperature

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MGVCL Exam Paper (30-07-2021 Shift 3)
A 1000 kVA ONAN cooled transformer has a load of 500 kVA throughout the day except for a period of 2 hours. What is the permissible overload for a duration of two hours. Assume the permissible load kVA as a fraction of rated kVA is 1.43.

1050 kVA

700 kVA

715 kVA

1430 kVA

1050 kVA

700 kVA

715 kVA

1430 kVA

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MGVCL Exam Paper (30-07-2021 Shift 3)
Medium voltage covered conductors (MVCC) are produced in voltage rating

less than 3.3 kV

beyond 200 kV

between 132 kV to 200 kV

between 6.6 kV to 33 kV

less than 3.3 kV

beyond 200 kV

between 132 kV to 200 kV

between 6.6 kV to 33 kV

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MGVCL Exam Paper (30-07-2021 Shift 3)
Continuous and rapid variations in the load current magnitude which causes voltage variations is known as

Harmonics

Voltage sag

Voltage distortion

Flicker

Harmonics

Voltage sag

Voltage distortion

Flicker

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MGVCL Exam Paper (30-07-2021 Shift 3)
What is the full form of the acronym 'SWIFT', in financial institution?

Social Wide in Financial Transaction

Society for Worldwide Interbank Financial Telecommunication

Society website in Financial Terms

Social World interconnection in Financial Tech process

Social Wide in Financial Transaction

Society for Worldwide Interbank Financial Telecommunication

Society website in Financial Terms

Social World interconnection in Financial Tech process

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

MGVCL Exam Paper (30-07-2021 Shift 3) If the phase velocity of a plane wave in a perfect dielectric is 0.4 times its value in free space, then what is the relative permittivity of the dielectric?

MGVCL Exam Paper (30-07-2021 Shift 3) What are the main challenges that the electric grid faces?

MGVCL Exam Paper (30-07-2021 Shift 3) A 1000 kVA ONAN cooled transformer has a load of 500 kVA throughout the day except for a period of 2 hours. What is the permissible overload for a duration of two hours. Assume the permissible load kVA as a fraction of rated kVA is 1.43.

MGVCL Exam Paper (30-07-2021 Shift 3) Medium voltage covered conductors (MVCC) are produced in voltage rating

MGVCL Exam Paper (30-07-2021 Shift 3) Continuous and rapid variations in the load current magnitude which causes voltage variations is known as

MGVCL Exam Paper (30-07-2021 Shift 3) What is the full form of the acronym 'SWIFT', in financial institution?

MGVCL Exam Paper (30-07-2021 Shift 3)
If the phase velocity of a plane wave in a perfect dielectric is 0.4 times its value in free space, then what is the relative permittivity of the dielectric?

MGVCL Exam Paper (30-07-2021 Shift 3)
What are the main challenges that the electric grid faces?

MGVCL Exam Paper (30-07-2021 Shift 3)
A 1000 kVA ONAN cooled transformer has a load of 500 kVA throughout the day except for a period of 2 hours. What is the permissible overload for a duration of two hours. Assume the permissible load kVA as a fraction of rated kVA is 1.43.

MGVCL Exam Paper (30-07-2021 Shift 3)
Medium voltage covered conductors (MVCC) are produced in voltage rating

MGVCL Exam Paper (30-07-2021 Shift 3)
Continuous and rapid variations in the load current magnitude which causes voltage variations is known as

MGVCL Exam Paper (30-07-2021 Shift 3)
What is the full form of the acronym 'SWIFT', in financial institution?