Question

1. A student wants to project the image of a candle flame on the walls of school laboratory
by using a lens
.
i Which type of lens should he use and why?
II. At what distance in terms of focal length F of the lens should he place the candle
flame, so as to get
a. a magnified and
b. a diminished image respectively, on the wall?
ii. Draw ray diagrams to show the formation of the image in each case.
​

Answer 1

Step-by-step explanation:

convex

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