A circuit where there is a break such that electric current cannot pass through?
An open circuit is the circuit where continuity is broken and it does not allow electric current to flow.
Question 2
Choose the statement which is not correct in the case of an electric fuse.
(a) Fuses are inserted in electric circuits of all buildings
(b) There is a maximum limit on the current which can safely flow through the electric circuits
(c) There is a minimum limit on the current which can safely flow in the electric circuits
(d) If a proper fuse is inserted in a circuit it will blow off if current exceeds the safe limit
Mark ‘True’ or ‘False’ for the following statements:
(a) Electric current can flow through metals.
(b) Instead of metal wires, a jute string can be used to make a circuit.
(c) Electric current can pass through a sheet of thermocol.
Electric wires that melt quickly and break when large amount of current passes through them are called ______.