Uses of Convex Mirror

Q.

A ___ mirror is used as a rear-view mirror in vehicles.

Q.

Give at least two reasons to justify the use of convex mirrors in automobiles.

Q.

A driver uses a convex mirror as a rear view mirror. Explain the reason with the help of a ray diagram.

Q. Why can't plane mirror be used for rear view mirror?

Q.

Plane mirror converges light rays.

1. Plane

2. Convex

Q.

Name the type of mirror used in a) Search light b) A side view mirror in a car c) Shaving mirror d) Vigilance mirrors in automobiles.

Q.

Which of the following types of mirrors are used as a reflector in street lamps so as to diverge light over a large area?

1. Plane mirror

2. Concave mirror

3. Convex mirror

4. none of these

Q.

State the kind of mirror used

(a) by a dentist, and

(b) as a street light reflector.

Q.

The passenger side-view mirror on an automobile often has notation. "Objects seen in the mirror are closer than they appear". Is the image really farther away than the object?

1. Yes, the image is smaller and farther away than the object.
2. Yes, the image is larger and farther away than the object.
3. No, the image is larger and closer than the object.
4. No, the image is smaller and closer than object.

Q.

Name the type of mirror used in the following situations:

b. Rear-view mirror of a vehicle

Q. Why driver prefers to use a convex mirror as rear-view mirror?

Q. Give the reasons for the following : In front of an ambulance the word is written as

Q. Question 06.2
Fill in the blanks in the following.
If you touch your ________ ear with your right hand in front of a plane mirror, it will be seen in the mirror that your right ear is touched with your _________.

Q. Assertion :For observing traffic at our back, we prefer to use a convex mirror. Reason: A convex mirror has a much larger field of view than a plane mirror or a concave mirror.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q. Convex mirrors are used as rear view mirrors in the motor vehicles because :

1. they reflect light better than the other mirrors
2. they produce images which are more clearer than those produced by others
3. they produce magnified images
4. they form images which are much smaller than the objects

Q.

Which of the following mirror has more field of view?

1. 

2. 

3. 

4. 

Q. Mirror used as rear view mirror is

1. Plane
2. Convex
3. Concave
4. Either convex or concave

Q.

Why is a convex mirror preferred for its use as a driver’s mirror?

Q.

State two uses of a convex mirror.

Q.

A convex mirror is used as as a rear view mirror in vehicles.

1. True

2. False

Q. What kind of mirror is suitable for street light bulb reflectors?

1. Convex
2. Concave
3. Plane
4. None

Q. Why do we prefer a convex mirror as a rear- view mirror in vehicles?

Q. Why are convex mirrors used as rear-view mirrors in vehicles?

1. It forms a real, inverted and magnified image.

2. It forms a virtual, erect and magnified image.

3. It forms a virtual, erect and diminished image.

4. It forms a real, inverted and diminished image.

Q.

Which mirror is used as a street light reflector?

1. Convex mirror

2. Concave mirror

3. Plane mirror

4. Porabolic mirror

Q. Convex mirrors are used as rear-view mirrors, as they have a wider field of view.

1. False
2. True