Question

2.A convex mirror is held in water. What should be the change in its focal length?
a) Become shorter
c) No effect
b) Become longer
d) will become half of its f​

Answer 1

Answer:

Option (c)No effect☑️

Explanation:

⬅️The focal length of mirrors does not depend on the external medium in which it is held

Hope this helps⬅️✔️✌️

Answer 2

Answer:

there will be no effect