Which of the following always diverge light rays?

The colour of light which is deviated the least by prism in the spectrum of white light is

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 rearview mirror, the image of a truck parked behind his car. The speed at which the image of the truck appears to approach the driver will be

The ratio of size of image to the size of object is called:

When the object is placed very dose to the lens, the image formed is virtual, erect and magnified, the lens is:

An image that cannot be obtained on a screen is called ____________________

_________________lens is also known as a magnifying glass.

 The inner surface of the reflector of a torch acts as a ............. mirror

Light is a form of _______.

Spherical mirrors obey law of __________.

We can obtain an enlarged and erect image by a convex mirror.

The sides of an object and its image formed by a concave mirror are always interchanged.

An object can be seen only if it emits light

A concave mirror always forms an erect and diminished image of the object.

The mirror which can form a magnified image of an object is both convex and concave mirrors.

What happens when light falls on a mirror or what is reflection?

What kind of image is formed by a convex mirror?

When does rainbow usually appear?

Briefly tell that how many reflected rays can be obtained from a single incident ray in respect of a plane mirror

An erect and enlarged image of an object is formed on a screen. Explain how this could be possible.

What is regular reflection?

When the ray of light is reflected along the same line, what would be angle of incidence and angle of reflection? Explain.

Give one use each of a concave mirror and convex mirror in automobiles.

Give two uses each of a concave and a convex mirror

A shopkeeper wanted to fix a mirror which will give a maximum view of his shop. What type of mirror should he use? Give reason.

Explain the term lateral inversion.

Briefly explain why in ambulance words are written laterally inverted.

Given below is a ray diagram of an experiment done with a mirror.

Answer the following questions:
(i) Name the mirror used.
(ii) What are the characteristics of the image formed?
(iii) How will the position of image change if the position of object is changed?

Rajiv neighbour got heart attack. He immediately extended help and called for an ambulance. Due to the rush of vehicles on road and the fact that people were not giving way to ambulance, the patient could not reach hospital in time and died. Rajiv felt bad and started spreading awareness among people to be sensitive regarding this issue.
(a) Which value is being promoted by Rajiv?
(b) Why is word "Ambulance" written in its mirror image form?
(c) Write any four characteristics of image formed by plane mirror.

One day, Ramesh's friend was performing their respective experiments given by their teacher. While sitting in the practical lab instead of performing experiment, Ramesh was playing with his meter scale. All the sudden, he held the scale in his hand and started moving in front of tubelight, then he observed the seven colours of white light. After sometimes, he got scolded by his lab teacher for not performing the experiment.
(a) Give the name of phenomenon that leads to the formation of band of seven colours.
(b) Name the constituent colours of white light.
(c) Mention the values shown by Ramesh here.

A jug placed facing a plane mirror. Draw the position or image of jug.

Answer the following questions:
(i) What is the size of the image of the jug?
(ii) What is the distance between image of jug and mirror?