Image Formation by a Plane Mirror
Trending Questions
Is image formed by a plane mirror real image or virtual image ?
- Real, erect and at the same distance from the object.
- Virtual, inverted and at a distance two times as the object.
- Virtual, erect and at the same distance from the object.
- Real, inverted and at a distance half as the object.
- 10 ms−1, away from mirror
- 10 ms−1, towards the mirror
- 2 ms−1, away from mirror
- 5 ms−1, towards the mirror
Plane mirrors are used as looking glasses. Give reasons.
If a plane mirror is moved by a velocity 10 metre per second towards the object, then the velocity of the image and its direction is:
10 m/s, towards the mirror.
10 m/s, away from the mirror.
20 m/s, away from the mirror.
20 m/s, towards the mirror.
In a plane mirror, the middle surface is covered with a dark paper. How many images of yourself will you see in the mirror if earlier you could see only 1 image?
3
0
1
2
A person is standing in front of a plane mirror at 60 cm from it. Suddenly the mirror moves by some distance towards him. It was found that the final image also moves by 40 cm from the initial position towards the mirror. Find the distance moved by a mirror?
40 cm
15 cm
20 cm
80 cm
When you see your image in a plane mirror, is it exactly you? Suppose you are looking into a mirror. Your left hand will appear to be at ________in its image in the mirror.
At the centre
Left
Right
Can’t say
Images formed by plane mirror are always erect . Give reason of one to two lines.
- 3.8 m
- 6.6 m
- 3.4 m
- 6.8 m
Two plane mirrors are placed parallel to each other. A man is standing at the mid-point of the distance between these two mirrors. Find the number of images formed. (Mirrors are kept symmetrically) [Distance between mirror is 100 cm]
Zero
25
Can't be determined
Infinite
If a toy car travels at a speed of 2 m/s towards a plane mirror, then at what speed will the image of the car would run towards the mirror.
A person suffering from myopia is holding a mirror at 100 cm from his face. But he cannot look at it’s image. So he moves the mirror towards him by 40 cm. Find the distance by which his image moves.
40 cm
20 cm
80 cm
100 cm
The rear view mirror of a car is a plane mirror. A driver is reversing his car at a speed of 2 m/s. The driver sees in his rear view mirror the image of truck parked behind his car. This speed at which the image of the truck appears to approach the driver will be? If the truck is 20m behind the car, after how long will the car crash into the truck? [5 MARKS]
- Image of the boy will be erect and diminished.
- Image formed will be virtual and of the equal size.
- Left hand of the boy will appear as right in the image.
- Boy and his image will be at equal distance from the mirror.
![](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/1098885/original_lll.png)
- 0 degree
- 30 degrees
- 60 degrees
- 90 degrees
A ray of light is incident on a convex mirror at an angle of incidence of . What is the angle of reflection?
none of these
The rear view mirror of a car is a plane mirror. A driver is reversing his car at a speed of 4 m per second. The driver sees, in his rear view mirror, the image of a scooter parked behind his car. The speed, at which its image appears to approach the driver, will be what among the following options-
a) 2 metre per second
b) 4 metre per second
c) 8 metre per second
d) 16 metre per second
Siddharth wanted to see his inverted image in a plane mirror. So, he stood between a concave mirror and a plane mirror facing each other as shown in the figure. Knowing the focal length of the concave mirror, he found the distance between him and his inverted virtual image, formed in the plane mirror. What is his answer?
![](https://byjus-answer-creation.s3.amazonaws.com/uploads/7106_Physics_625d2069b90582bcfa1b12ec.jpg_img_upload_solution_2022-07-09 10:34:21.187078.png)
Image formed by a plane mirror is always of the same size as the object.
plane
concave
An object is kept at a distance of in front of a plane mirror M. If the mirror is now moved away from the object, how does the image shift from its previous position?
An image formed on the screen is always a virtual image.
- False
- True
- 2
- 5
- 4
- 0
- insufficient info
- clockwise direction
- anticlockwise direction
- oscillatory motion
If you are standing between 2 plane mirrors, inclined to each other at 60°. Then find number of images that you can see of yourself?
7
6
5
4
- 15 m/sec
- 25 m/sec
- 5 m/sec
- 10 m/sec