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A magnet relay is a device used for?

Physics
JAMB 2022

A magnet relay is a device used for?

  • A. reading the magnitude of magnetic flux
  • B. controlling another circuit carrying larger current
  • C. turning in sports
  • D. storing magnetic field
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Correct Answer: Option B
Explanation

Relays are electrically operated switches that open and close the circuits by receiving electrical signals from outside sources.

There is an explanation video available below.

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Explanation Video

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