A circuit breaker is an automatically operated electrical switch designed to protect an electrical circuit from damage caused by excess current from an overload or short circuit.<br />Caution:Do not short circuit it may cause fire or serious injury<br /><br />Ensure to subscribe <br /><a href="https://www.youtube.com/channel/UCnxyFV7qZffH4GhlUbIlfdw" target="_blank" rel="nofollow">https://www.youtube.com/channel/UCnxyFV7qZffH4GhlUbIlfdw</a><br /><br />#MCB #ELECTRICAL #SHORTCIRCUIT #SCIENCE #WORKING<br />...<br /><a href="https://www.youtube.com/watch?v=X7SP46jPUPc" target="_blank" rel="nofollow">https://www.youtube.com/watch?v=X7SP46jPUPc</a>