The most important safety method used for protecting home appliances from short-circuiting or overloading is
(a) earthing
(b) use of fuse
(c) use of stabilizers
(d) use of electric meter

Solution: Answer is (b) use of fuse

An electrical fuse is composed of a thin wire of short length that is composed of tin and lead in the proportion of 75:25 percent. When the current exceeds the specified limit, the fuse melts and the circuits are broken, thereby protecting home appliances from damage.