ReasoningModerate2 marks
Why is it not advisable to use a piece of copper wire as fuse wire in an electric circuit ?
Topic: Domestic electricity and safety
Previous-year question practice database
Answer
Exam answer
Copper has low resistivity and a high melting point, so it would not melt quickly enough to protect the circuit.
More from Household Circuits
Identify the fault in the above connection.2026Mention a risk factor involved, if the user operates the appliance without correcting it.2026Will the appliance function in the present situation? (Yes or No)2026the minimum rating of the fuse required.2026the energy consumed in kWh.2026the cost of the energy consumed, if the rate is ₹ 10 per unit.2026