Question

which are the device now replacing the electrical fuse​

Answer 1

Explanation:

The device used these days in place of the fuse is MCB (Miniature Circuit Breaker). It turns off automatically when large current (larger than the safe limit) is passed through it. Magnetic tripping is the most common principle on which MCB works; it uses magnetic force generated through the current.

Answer 2

Mcb miniature circuit breaker