A magnet relay is a device used for?

Assessment: JAMB UTME - Physics - 2022 Subject: Physics

Question 1 Report

A magnet relay is a device used for?
Answer Details
A magnet relay is a device used for controlling another circuit carrying a larger current. It works by using a small current to switch on or off a larger current in another circuit. This is done by using an electromagnet to move a switch or contact, which then controls the flow of current in the larger circuit. Magnet relays are commonly used in electrical systems to control motors, lights, and other devices, and are an important part of automation and control systems.
Read lesson note on Magnets And Magnetic Fields (JAMB)
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