NCERT Class VIII Science Solutions: Chapter 16-Light Part 1

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Question 1:

Part of the eye which controls the light entering is called

  1. Iris

  2. Cornea

  3. Lens

  4. Retina

Answer: A

Image of iris

Image of Iris

Question 2:

We can see a non-luminous object when light

  1. Emitted by the object falls on the eye.

  2. Is reflected from the object towards our eye.

  3. Completely passes through the object.

  4. Gets completely absorbed by the object.

Answer: B

Question 3:

Light is falling on surface as shown in Fig.

As showing in fig is a surface


Surfaces on which the angle of incidence is equal to the angle of reflection is/are

Answer: D

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