Physics, asked by sonamrehan9077, 10 months ago

A student holding a mirror in his hand , directed the reflecting surface of the mirror towards the sun . He then directed the reflected on to a sheet of paper held close to a mirror (A) what should he do to burn the paper ?
(B) which type of mirror does he have? (C) will he have be determine the approximate the value of focal length of this mirror from this activity . Give reason and draw the ray diagram to justify your answer in this caseKay hogya bhai Mara

Answers

Answered by npschauhan4
0

A) first he take a magnifine glass which convex mirror it focus the dispersed sun light on a paper ,then the paper burn.

B). Convex mirror we have

C)

Answered by sunithasubhash64
2

(a) To burn the paper student should move the mirror in such a way that paper is positioned at the focus of the mirror.

(b) Student have converging type of mirror that is concave mirror.

(c) Yes, he can measure the approximate value of focal length from this activity as paper will burn when it will be kept at focus of the mirror, as shown is figure.

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