Taken magnifying glass place a pAper under it with in the source of sunlight.after holding the appearance of the paper change state your observation and write the reason to ittaken magnifying glass place a pAper under it with in the source of sunlight.after holding the appearance of the paper change state your observation and write the reason to it.
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Sub: Grant of three days leave due to sickness
With due respect, I beg to state that I have been suffering from fever for the last three days. Consequently, I am not able to attend school. Kindly grant me three days' leave from 28/06/2021 to 30/06/2021. Thanking you for this act of kindness.
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Answer:
Because of the covergence of the rays burnt the paper.
Explanation:
I learnt that when a magnifying glass was held over a piece of paper, at a distance equal to its focal length, the sun’s rays falling on the lens converge at a point on the paper. This convergence of rays burnt the paper.
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