Applications of Concave Mirror

Q.

State any three uses of concave mirrors.

Q. Why a convex mirror is used in headlight?

Q. How the concave mirror used in vehicles headlight to parallel beam of light exlpian ? What is solar concentrater ?

Q. What is/are the use(s) of concave mirror?

1. Headlights
2. Shaving and makeup mirrors
3. Rear side mirror of vehicles
4. Mirrors used in solar cooker

Q. Which statement holds true for degree of convergence of light rays falling on the given mirrors?

1. Degree of convergence of light rays is greater in mirror 'A' than mirror 'B'.
2. Degree of convergence of light rays is greater in mirror 'B' than mirror 'A'.
3. Degree of convergence of light rays is equal in both the mirrors.
4. Degree of convergence of light rays cannot be determined on basis of the given diagram.

Q. Which type of mirror is used by doctors for examining ears and teeth?

1. Concave
2. Convex
3. Plane
4. Both A and B