MEDIUM
10th CBSE
IMPORTANT
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Write Snell's law, explaining the meaning of the symbols used.

Important Questions on Refraction of Light

MEDIUM
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 2 - Refraction of Light>EXERCISES>Q 2
What is a thin lens? What is the difference in construction between a convex and a concave lens?
EASY
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 2 - Refraction of Light>EXERCISES>Q 3
Why is a convex lens called a converging lens and a concave lens, a diverging lens?
EASY
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 2 - Refraction of Light>EXERCISES>Q 4
How do you conclude that a ray of light incident towards the optical centre of a thin lens is transmitted almost without any deviation?
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 2 - Refraction of Light>EXERCISES>Q 5
The focal length of a convex lens is f. How does the size of the image placed in front of it changes as the object is brought progressively closer to the focus from a distance which is just greater than 2f?
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 2 - Refraction of Light>EXERCISES>Q 6
Assuming the principal axis as the x-axis and the optical centre as the origin, how will you determine the signs of the quantities u, v and f for a lens?
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 2 - Refraction of Light>EXERCISES>Q 7
Draw a neat diagram of the human eye and indicate its main parts.
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 2 - Refraction of Light>EXERCISES>Q 8
How does the eye control the amount of light entering it?
EASY
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 2 - Refraction of Light>EXERCISES>Q 9
What is the blind spot of the eye?