Question

Q.27. A student wants to project the image of a candle flame on the walls of school lab by

          using a lens.

a.      What type of lens should we use and why?

b.     At what distance in terms of focal length of the lens should be place to get.

1. a magnification

2. a diminished image respectively on the wall?

3. Draw ray diagram to show the formation of the image in each case.

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Answer 1

Answer:

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Answer 2

Answer:

Explanation:

tep by step solution by experts to help you in doubt clearance & scoring excellent marks in exams. (a) A convex lens should be used. This is because it can produce a real image of the candle flame on the wall as it is a converging lens where refracted ray actually meet.