EASY
10th Kerala Board
IMPORTANT
Earn 100

Refractive indices of different materials are given. Find out the medium through which light passes with maximum speed. 

Medium Refractive index
Glass 1.52
Glycerin  1.47
Sunflower oil 1.47
Water 1.33
Flint Glass 1.62

 

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Important Questions on Refraction of Light

EASY
10th Kerala Board
IMPORTANT
Physics Standard X Part 2>Chapter 1 - Refraction of Light>Let us assess>Q 3)
Question Image
MN represents a lens. What type of lens is this?
EASY
10th Kerala Board
IMPORTANT
Physics Standard X Part 2>Chapter 1 - Refraction of Light>Let us assess>Q 3)
Question Image
What are the characteristics of the image?
EASY
10th Kerala Board
IMPORTANT
Physics Standard X Part 2>Chapter 1 - Refraction of Light>Let us assess>Q 3)
MN is a convex lens. Complete the given ray diagram.
Question Image
EASY
10th Kerala Board
IMPORTANT
Physics Standard X Part 2>Chapter 1 - Refraction of Light>Let us assess>Q 4)
What do you mean by power of a lens? What is the SI unit of the power of a lens? Calculate the power of a concave lens of focal length 25 cm.
EASY
10th Kerala Board
IMPORTANT
Physics Standard X Part 2>Chapter 1 - Refraction of Light>Let us assess>Q 5)
Observe the figure. Light falling on two different media are shown.Question Image
Which medium has greater optical density? Why?
EASY
10th Kerala Board
IMPORTANT
Physics Standard X Part 2>Chapter 1 - Refraction of Light>Let us assess>Q 5)
Observe the figure. Light falling on two different media are shown.Question Image
Which medium has greater refractive index?
EASY
10th Kerala Board
IMPORTANT
Physics Standard X Part 2>Chapter 1 - Refraction of Light>Let us assess>Q 6)
An object of height 3 cm is placed in front of a convex lens of focal length 20 cm at a distance of 30 cm. What is the distance(in cm) to the image formed?
EASY
10th Kerala Board
IMPORTANT
Physics Standard X Part 2>Chapter 1 - Refraction of Light>Let us assess>Q 6)
An object of height 3 cm is placed in front of a convex lens of focal length 20 cm at a distance of 30 cm. What is the nature of the image?