Find out the letters of the English alphabet or any other language known to you in which the image formed in a plane mirror appears exactly like the letter itself. Discuss your findings.
An electrician is carrying out some repairs in your house. He wants to replace a fuse with a piece of wire. Would you agree? Give reasons for your response.
Do you think an electromagnet can be used for separating plastic bags from a garbage heap? Explain.
When the current is switched on through a wire, a compass needle kept nearby gets deflected from its north-south position. Explain.
Which of the following distance-time graphs shows a truck moving with speed which is not constant?
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