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Free CBSE Class 10 Science Unit III: Natural Phenomenon Light- Reflection and Refraction Worksheets

Download free printable Light- Reflection and Refraction Worksheets to practice. With thousands of questions available, you can generate as many Light- Reflection and Refraction Worksheets as you want.

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Sample CBSE Class 10 Science Unit III: Natural Phenomenon Light- Reflection and Refraction Worksheet Questions

1.

The incident ray, the normal and the reflected ray all lie on different planes.

1. True 2. False
2.

A person unable to see properly a car at distance of 100 m ,what type of lense he required?

1.

Concave

2.

Convex

3.

Lense with no power

4.

Plano convex

3.

You are given water, mustard oil, glycerine and kerosene. In which
of these media a ray of light incident obliquely at same angle would
bend the most?

1.

Kerosene

2.

Water

3.

Mustard oil

4.

Glycerine

4.

1. white light is passed through a prism of angle 5degree . If the refractive inices for red and blue colours are 1.641 and 1.659 respectively , calculate the angle of dispersion between them 

1.

A)0.090º  

2.

B)0.080º

3.

C)0.009º.

4.

D)0.10º

5.
Why is convex mirror preferred as rear view mirror in vehicles?
6.
Where should be an object placed in front of a convex lens to get a real image of the size of an object?
7.
Arrange air, glass, and water in terms of descending order of the refractive index.
8.
Why is concave mirror used as a head mirror by ENT specialists?
9.
What will happen to the focal length of a convex lens when it is immersed in water?
10.
What will happen if a ray of light traveling in air is incident on a rectangular glass slab?

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