A magnet relay is a device used for?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
Correct Answer: Option B
Explanation:
Relays are electrically operated switches that open and close the circuits by receiving electrical signals from outside sources.
Relays are electrically operated switches that open and close the circuits by receiving electrical signals from outside sources.