Light Test - 9...

What is the nature of image formed in a periscope?

If the angle between the incident ray and the reflected ray is 100°, then the angle made by the reflected ray with normal is

If you are standing in front of a plain mirror and find your image at a distance of 20 cm from yourself, then the distance between you and the mirror is

Read the following statements and choose the correct option:

Statement A: A ray of light incident normally will retrace its path.
Statement B: The angle of incidence and the angle of reflection both are zero.

Two mirrors M₁ and M₂ are inclined at an angle θ to each other. A ray parallel to M₂ is incident on M₁ and after reflection from M₁ and M₂, it becomes parallel to mirror M₁. The angle between the two mirrors is

When a concave mirror is used as a shaving mirror, then what is the location of the person's face with respect to the focus of the mirror?

An object, 2 cm high, is placed at a distance of 30 cm in front of a concave mirror of focal length 10 cm. What are the position and size of the image, respectively?

An object of length 3 cm is placed in front of a concave mirror at a distance of 30 cm. The focal length of the mirror is 15 cm. What will be the position and length of the image, respectively?

The rear-view mirror used in a car is a

Which of the following options is TRUE in regard to a convex mirror?

The diagram below shows an object OA and its image IB formed by a lens. The image is the same size as the object.

What type of lens is it?

A real image formed by a convex lens is always ________.

In the following question, the position of the object from the convex lens is given in Column I and corresponding image formed is given in Column II. Match the entities in Column I with those in Column II.

Read the following statements and choose the correct option:

Statement A: A convex lens always forms a real image.
Statement B: A concave lens always forms an imaginary image.

Read the following statements and choose the correct option:

Statement A: Power of a convex lens is positive.
Statement B: Power is defined as the ability of a lens to converge a parallel beam of light.

Power of a combination of two lenses, one convex and the other concave, each of focal length 10 cm is

An image of the sun is formed by a concave mirror. The lower half of the mirror is now coated black. Now, which of the following statements is correct?

Which of the following statements is/are true for a convex mirror?

In the given figure, PQ is the boundary separating two media and a light ray AO is incident at the boundary.


If n₁ = n₂, then the path followed by the refracted ray is represented by

In the above diagram, where is the incident ray coming from?