1. What
is the magnification of a plane mirror?
2. What is the radius of curvature of a plane
mirror?
3. What kind of mirrors
are used in big shopping store to watch activities of customers?
4. What is silvering of mirrors?
5. Where is the image formed in
a convex mirror, when the object is anywhere in front of it?
6. The size of an object is 2cm. The magnification
produced by a mirror is +1. What is the size of the image?
7. An image formed in a spherical mirror has
magnification -2.Is the image real or virtual?
8. An object is placed at a distance of 50cm from
a convex mirror. State two characteristics of the image formed.
9. What does negative sign in the value of
magnification of a mirror indicate?
10. Define magnification produced by a spherical mirror in terms of height of a object and image. How is it related to object and image distance? Explain why magnification is positive for virtual image and negative for real image?
11. An object is placed at a distance of 25 cm away from a converging mirror of focal length 20 cm. Discus the effect on the nature and position of the image
if the position of the object changes from 25 cm to 15 cm. Justify your answer without using mirror formula.
12. Give mirror image of word
�AMBULANCE�
13. Why do we prefer a convex mirror as a
rear-view mirror in vehicles?
14. During the time of makeup
artists use mirror in front of them. Which mirror is more advantageous than a plane
mirror for the purpose?
15. A student who is standing
0.5 meters from a plane mirror moves at a velocity of 0.75 meters per second
for 3 seconds away from the mirror. How much further is the student from her
image than when she first started moving?
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