Image Properties in Concave Mirror

Q.

What type of mirror is used in the headlights of a car?

1. Plane

2. Convex

3. Concave

4. Plano concave

Q.

The radius of curvature of a concave mirror is 10 cm. If I want to capture the image of the sun, at what distance from the pole of the mirror would an image be formed?

1. 10 cm

2. 5 cm

3. At infinity

4. 20 cm