11. Where is the image located if an object is 30 cm in front of a convex mirror with a focal length of 20 cm?

a. Between F and V b. Between C and F c. in front of the mirror d. can’t be determined


12. A light ray travelling parallel to a convex mirror’s axis strikes the mirror’s surface. The reflected ray _____.

a. Passes through the mirror’s focal point c. Again travel parallel to the mirror’s axis

b. Travels at right angles to the mirror’s axis d. Passes through the mirror’s Center of Curvature


13. What kind of mirror is used in automobiles and trucks to give the driver a wider area and smaller image of traffic

behind him?

a. Plane b. Convex c. Concave d. none of the choices


14. You see your face clearly if you look on a pool of still water. Which one of the following statements gives the

best explanation for this observation?

a. Light entering the water is dispersed.

b. Regular reflection of light happens on the surface of still water

c. Irregular reflection of water happens on the surface of still water.

d. Light is reflected from the surface of water in different directions.


15. Where should the object be placed in front of a concave mirror to form a virtual and magnified image?

a. At the focus c. at the center of curvature

b. Between the focus and the vertex d. Between the center of curvature and focus​