10 Questions Available
Showing 10 questions on this page
Write short notes on heating effects of electric current.
Explain the formation and uses of battery.
Can we use an electromagnet separating plastic bags from a garbage heap? Explain.
How fuses are useful?
An electrician is carrying out some repairs in a building. He wants to replace a fuse by a piece of wire. Would you agree with the electrician? Give reasons for your response.
Differentiate between electric current and electric circuit.
Define electric circuit.
Write short notes on magnetic effects of electric current
What are filaments of a bulb and a heater made up of?
Explain the function of cell in a circuit.