Circuit Breaker Device which can be used in place of fuse in domestic electric wiring is called :
MCB (Miniature Circuit Breakers) can be used to replace a fuse in the domestic electric circuit.
(a) Why are fuses fitted in the fuse box of a domestic electricity supply ?
(b) What device could be used in place of the fuses ?
The device which can be used to detect very small current flowing in an electric circuit is : (a) LEAD (b) dB (c) MCB (d) LED