Refraction of light

When light travels from a rarer to a denser medium,

• it bends towards the normal

• it bends away from the normal

• it does not bend

• none of these

The image formed by plane mirror is real image

• True

• False

A ray of light passes through a window. Which path does it take

• A

• B

• C

• D

The diagram shows the image of a clock in a plane mirror. What time is shown?

• 02:25 

• 02:35 

• 09:25 

• 09:35 

A man sees a stone at the bottom of a pool of water. Which path could be taken by light from the stone to the man? 

• A

• B

• C

• D

A ray of red light enters a semi-circular glass block normal to the curved surface. Which diagram correctly shows the partial reflection and refraction of the ray? 

• A

• B

• C

• D

It is the bending of light rays as it travels from one medium to another medium of different densities?

• a. Reflection

• b. Refraction

• c.Dispersion

• d. Diffusion

Which of the following best describes the image formed by a plane mirror?

• virtual, inverted and enlarged

• real, inverted, and reduced

• virtual, upright and the same size as object

• real, upright and the same size as object

A boy wears a shirt with a letter F on the front. He stands in front of a plane mirror. What does he see in the mirror?

• A

• B

• C

• D

_______ is the screen of our human eye.

• cornea

• optic nerve

• lens

• retina