Question

Q4. Draw a ray diagram of image formation in plane mirror.
Q5. Write two uses of concave mirror and convex lens.
Q6. Write down the difference between
a) Critical angle and incidence angle
b) Rarer and denser medium
Q7. Name the following spherical lens/ mirror. Draw their principal focus and rays showing converging
or diverging on principal focus.
F# 53(A) Reva
112​

Answer 1

Ans4) Pick a point top on the object and draw two incident rays

Traveling towards the mirror . using a straight edge