# Convex mirrors are also used for security purposes in various places.

397 views
in Physics
closed

Convex mirrors are also used for security purposes in various places. They are places near ATM's so that bank customers can check if someone is behind them.

1. What type of image will be formed using convex mirrors?

a. Real

b. Virtual

2. What is the size of the image formed using convex mirrors?

a. Less than the size of object

b. Greater than size of object

c. Same size as object

d. None of these

3. Focal length of convex mirror is

a. Negative

b. Positive

4. An object is placed at a distance of 10 cm from a convex mirror of focal length 15 cm. Find the nature of the image.

a. Real and erect

b. Real and inverted

c. Virtual and erect

d. Virtual and inverted

5. State true or false :

As the distance of the object from the mirror increases, the distance of the image also increases.

a. TRUE

b. FALSE

+1 vote
by (31.8k points)
selected by

1. b. Virtual

2. a. Less than the size of object

3. a. Negative

4. c. Virtual and erect

5. a. TRUE