EASY
8th CBSE
IMPORTANT
Earn 100

Explain with the help of diagrams what happens when a ray of light moves from 

a) a rarer medium to a denser medium

b)a denser medium to a rarer medium

Important Questions on Refraction and Dispersion of Light

MEDIUM
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 22 - Refraction and Dispersion of Light>EXERCISE>Q 1
What is real depth and apparent depth?Explain by giving example.
MEDIUM
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 22 - Refraction and Dispersion of Light>EXERCISE>Q 2
Distinguish between real depth and apparent depth with the help of a diagram.
EASY
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 22 - Refraction and Dispersion of Light>EXERCISE>Q 3
What happens when a ray of ordinary light is passed through a triangular glass prism?
EASY
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 22 - Refraction and Dispersion of Light>EXERCISE>Q 4

What happens when a ray of light passes through a prism?

 

EASY
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 22 - Refraction and Dispersion of Light>EXERCISE>Q 5

Draw a ray diagram to show the formation of image for the following position of object in front of the lens.

At infinity

EASY
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 22 - Refraction and Dispersion of Light>EXERCISE>Q 5

Draw ray diagram to show the formation of image for the following position of the object in front of the lens.

Beyond  2F.

EASY
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 22 - Refraction and Dispersion of Light>EXERCISE>Q 5

Draw a ray diagram to show the formation of image for the following position of the object in front of the lens.

At 2F

EASY
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 22 - Refraction and Dispersion of Light>EXERCISE>Q 5

Draw the ray diagram to show the formation of image for the following position of the the object in front of the lens.

Between F and 2F