EASY
10th Kerala Board
IMPORTANT
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MN represents a lens. What type of lens is this?

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)
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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.
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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?
MEDIUM
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 height of the image in centimeter?