An electric toaster is connected to the mains supply using a fused plug.
The normal operating current of the toaster is 4 A.
The cable attached to the toaster has a current rating of 10 A.
The available fuses are rated at 1 A, 3 A, 5 A, and 13 A.
Which fuse should be used?
1 A1\text{ A}1 A
3 A3\text{ A}3 A
5 A5\text{ A}5 A
13 A13\text{ A}13 A
135 exam-style questions on CIE IGCSE Physics Electrical safety, covering Electrical safety. Each one has a worked solution and a mark scheme showing where the marks go.