Question

Q. A student wants to project the image of a candle flame on the wall of his school laboratory by using
lens.
a) Which type of lens should be used to form this image? Is this image real?
b) (i) At what distance candle flame should be placed to get the image of same size as object?
(ii)Draw the appropriate ray diagrams to illustrate your answers.

Your answer :________________________________________________________________________________________________________________________​

Answer 1

Answer:

hope it works

Explanation:

a) The student should use a convex lens because with the help of convex lens, he would be able to project image on the walls because convex lens will form a real image.  

b)  (i) In order to form a magnified image on the wall, the candle flame should  be placed between F and 2F from the lens.

    (ii) In order to form a diminished image on the wall, the candle flame should be placed at a distance greater than 2F from the lens.