Light Test - 12...

In which direction is the shadow of an object formed?

An image formed in front of the mirror is

Line passing through the pole and the centre of curvature of spherical mirror is called

In a convex mirror, the object lies between pole and infinity. The image formed is

If the magnification has a negative sign, the image is ________ and ________.

How many images are formed for a point source kept in between two plane mirrors M₁ and M₂ at right angles to each other?

Why is it difficult to read the image of the text of a page formed due to reflection by a plane mirror?

What will be the image of the word `POLEX` in a plane mirror?

The refractive index of glass is 1.5, which means that

The figures shown below represent three cases of a ray passing through a prism of reflecting angle A. In which of the following cases is the minimum deviation observed?

On which of the following factors does the dispersive power of a prism depend?

On which of the following factors does the lateral displacement not depend?

The point on a lens where a ray of light suffers no deviation on passing through is called the

A ray of light incident on a lens parallel to its principal axis, after refraction passes through or appears to come from

A parallel beam of light passing through a convex lens

What is the range of wavelength of the spectrum of white light?

In white light of sun, for which colour is the scattering by the air molecules present in the earth`s atmosphere the maximum?

Which of the following statements is incorrect?

The opening in the eye that regulates the amount of light entering the eye is called

The unit of refractive index is