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PMMC Instrument Bearings

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Questions and Answers

Which type of bearings are mentioned in the text?

Steel bearings
Plastic bearings
Rubber bearings
Bush bearings (correct)

What is the unit associated with the answer '14.0 KB/S' in the text?

Kilowatts per second
Kelvin per second
Kilobytes per second (correct)
Kilograms per second

Which type of bearings are known for their jewelled components?

Gun metal bearings (correct)
Bush bearings
Roller bearings
Ball bearings

In the context of the text, which abbreviation typically stands for Permanent Magnet Moving Coil?

PMMC (A) Signup and view all the answers

What is the purpose of abbreviating 'KB/S' in technical contexts like the text?

To denote speed measurement (B) Signup and view all the answers

What is the primary purpose of steel bearings in a PMMC instrument?

To support the shaft of the moving coil assembly (C) Signup and view all the answers

Which component of a PMMC instrument is directly supported by the steel bearings?

Shaft of the moving coil assembly (B) Signup and view all the answers

Why is it important for a PMMC instrument to have bearings supporting the moving coil?

To reduce friction and allow free movement (D) Signup and view all the answers

What would be the consequence if a PMMC instrument lacked steel bearings for the moving coil?

Increased wear and tear on the moving coil assembly (B) Signup and view all the answers

Which part of a PMMC instrument relies on steel bearings for its functioning?

Moving coil assembly (C) Signup and view all the answers

What is the principle of a Parallel Magnet Moving Coil meter?

Permanent magnet (A) Signup and view all the answers

In a Magnet Moving Coil meter, what moves?

Coil (D) Signup and view all the answers

What is the main component of a Parallel Magnet Moving Coil meter?

Moving coil (A) Signup and view all the answers

What percentage is the answer related to the Parallel Magnet Moving Coil meter?

27% (C) Signup and view all the answers

What type of magnet is used in a Magnet Moving Coil meter?

Permanent magnet (B) Signup and view all the answers

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