Image Formed by Plane Mirror

Q.

If an object moves with a speed of 10 $\frac{m}{sec}$ towards a plane mirror. Find out the speed of the image with respect to the mirror?

1. 10 $\frac{m}{sec}$, away from mirror

2. 2 $\frac{m}{sec}$, away from mirror

3. 5 $\frac{m}{sec}$, towards the mirror

4. 10 $\frac{m}{sec}$, towards the mirror

Q.

Which of the following is true about the plane mirror?

1. It forms a diminished image

2. It forms a virtual image

3. It acts as a diverging mirror

4. The image formed by it can be obtained on screen

Q.

A plane mirror is made by________one of the faces of a plane glass sheet.

Q.

Sometimes we tend to see a very faint image of ourselves in a transparent glass sheet. Which property of glass sheet can be highlighted by this observation?

1. Glass reflects a small part of the light rays falling on it.

2. Glass lets all the light rays pass through it.

3. Glass reflects a larger part of the light rays falling on it.

4. Glass absorbs a part of incident light rays.

Q.

Why plane mirror forms an erect image?

Q.

The image obtained by a mirror is erect and of the same size as that of the object. What type of mirror has been used?

1. Convex

2. Concave

3. Plano convex

4. Plane

Q. A boy stands in front of an unknown mirror at various distances. His image always appears to be upright. The mirror can be:

1. Plane mirror
2. Concave mirror
3. Convex mirror
4. Combination of a concave and convex mirror

Q.

The image formed by a plane mirror is always the same as the size of the object.

1. plane

2. concave

Q. Choose the correct set of properties of images formed by a plane mirror.
i) Real
ii) Virtual
iii) Inverted
iv) Erect

1. i and iii
2. ii and iii
3. ii and iv
4. i and iv

Q. A shopkeeper wants to fix a mirror that shows him maximum view of his shop. What type of mirror should he use? Give reason.
[2 marks]

Q. The image formed by a plane mirror is real

1. True
2. False

Q.

Mark ‘T’ if the statement is true and ‘F’ if it is false: A concave lens always forms a real image. (T/F)

1. True
2. False

Q. A ________ image is formed by a plane mirror.

1. virtual
2. real
3. enlarged
4. black and white

Q. Choose the correct statement(s) regarding the distance of an object placed in front of a plane mirror and distance of its image formed.

1. Object distance is equal to the image distance.
2. The distance between the object and the image is double the distance object distance.
3. The distance between the object and the image is half the object distance.
4. The distance between the object and the image is equal to the object distance.

Q. A person moves away from a mirror at a constant speed of $5m{s}^{-1}$. At what speed would his image move with respect to the mirror?

Q. A person moves away from a mirror at a constant speed of $5m{s}^{-1}$. At what speed would his image move with respect to the mirror?

Q.

Image formed by a plane mirror is always of the same size as the object.

1. plane

2. concave

Q. An image formed by a ___________ mirror is always of the same size as that of the object.

1. Convex
2. Plane
3. Concave
4. All of the above

Q. Which of the following would not read the same in a plane mirror?

1. MAM
2. IHI
3. AIA
4. ONO

Q.

Choose the correct statement(s) about a plane mirror periscope.

1. It can be used in espionage to keep an eye on someone.

2. The final image is laterally inverted.

3. The final image is diminished.

4. The final image is erect.

Q.

Statement 1: For a person facing North, his image in a plane mirror kept just in front of him would face South.

Staement 2: Plane mirror forms inverted image.

1. Only 'Statement 1' is correct.

2. Only 'Statement 2' is correct

3. Both the statements are correct.

4. None of the statements is correct.

Q.

Which amongst the following is not a characteristic of an image formed by a plane mirror?

1. Laterally inverted
2. Erect
3. Virtual
4. Diminished

Q.

Mark ‘T’ if the statement is true and ‘F’ if it is false:

A concave lens always forms a virtual image. (T/F)

1. True
2. False

Q.

Which mirror has its reflecting surface depressed inwards?

1. Diverging mirror

2. Concave mirror

3. Convex mirror

4. Plane mirror

Q. If AB is the object and CD is the image formed. If AP is the object distance and CP is the image distance from the mirror. Then choose the correct sign convention?
$\begin{array}{cc}1.\text{height of image}=+ve& \text{2. height of image}=-ve\\ 3.\text{height of object}=+ve& \text{4. height of object}=-ve\\ 5.AP=+ve& 6.AP=-ve\\ 7.PC=+ve& 7.PC=+ve\end{array}$

1. concave mirror – 1, 3, 5 & 7, plane mirror – 1, 3, 5, 7

2. concave mirror – 2, 3, 6 & 8, plane mirror – 1, 3 , 6 , 7

3. concave mirror – 2, 3, 6 & 8, plane mirror – 1, 3, 6, 8

4. concave mirror – 2, 3, 5, 7, plane mirror – 1, 3, 6,

Q. An image formed by a plane mirror is ___________.

1. Bigger in size
2. Erect
3. Smaller in size
4. Real

Q. A boy stands in front of an unknown mirror at various distances. His image always appears to be upright. The mirror can be:

1. Concave mirror
2. Plane mirror
3. Combination of a concave and convex mirror
4. Convex mirror

Q. A shopkeeper wants to fix a mirror that shows him maximum view of his shop. What type of mirror should he use? Give reason.

Q. The image formed by a plane mirror is at the .......... distance from the mirror as the object is in front of it.