A prism is a transparent medium bounded by two plane refracting surfaces P and Q inclined at some angle and the base R .

E M B I B E

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 4 - Refraction at Plane Surfaces>QUESTIONS>Q 19

EASY

10th ICSE

IMPORTANT

Earn 100

State the principle of reversibility.

Important Questions on Refraction at Plane Surfaces

MEDIUM

10th ICSE

IMPORTANT

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 4 - Refraction at Plane Surfaces>QUESTIONS>Q 20

A light ray moves from water to diamond. What is refractive index of diamond with respect to water. Given refractive index of water with respect to air i.e

{}_{a}μ_{w} = 1.33

and refractive index of diamond with respect to air i.e

{}_{a}μ_{d} = 2.4

.

HARD

10th ICSE

IMPORTANT

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 4 - Refraction at Plane Surfaces>QUESTIONS>Q 21

Describe how you will prove the laws of refraction experimentally.

MEDIUM

10th ICSE

IMPORTANT

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 4 - Refraction at Plane Surfaces>QUESTIONS>Q 22

The lower surface of a rectangular glass block is silvered. As shown in the figure, a light ray falls obliquely on the upper surface of this glass block. Complete the ray diagram.

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MEDIUM

10th ICSE

IMPORTANT

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 4 - Refraction at Plane Surfaces>QUESTIONS>Q 23

Explain the term lateral displacement of a light ray when it passes through a rectangular glass block. State the factors on which lateral displacement depends.

MEDIUM

10th ICSE

IMPORTANT

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 4 - Refraction at Plane Surfaces>QUESTIONS>Q 24

Draw a neat ray diagram to explain that second image of an object from a thick glass mirror is brightest.

MEDIUM

10th ICSE

IMPORTANT

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 4 - Refraction at Plane Surfaces>QUESTIONS>Q 25

Copy and complete the following ray diagram.

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