Question

3. Principal focus of a______ concave mirror is a
point but for a convex mirror, it_______
point
4 A convex mirror cannot form a_______
image of an object placed in front of it.
5_________
is the phenomenon of bending
of light when a light ray passes from one
transparent medium to another.
6. When a light ray travels obliquely from a________
medium to a________
medium, it bends towards the normal.
7. Water is optically denser than_________
but optically rarer as compared to_______​

Answer 1

Answer:

4. Real image

5. Refraction

6. Rarer medium ti a denser medium

7. Air , Glass

Explanation:

Hope it helps

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