Mention the uses of convex lenses.

Important Questions on Light: Reflection and Refraction

MEDIUM

10th CBSE

IMPORTANT

Concise Physics A Textbook of Science for Class X>Chapter 1 - Part -1>Light: Reflection and Refraction>Q 14

Explain the nature of the image formed by the convex lens when an object is placed at infinity. Draw the ray diagram.

MEDIUM

10th CBSE

IMPORTANT

Concise Physics A Textbook of Science for Class X>Chapter 1 - Part -1>Light: Reflection and Refraction>Q 15

Explain the nature of the image formed by convex lens when an object is placed at focus. Draw the ray diagram.

EASY

10th CBSE

IMPORTANT

Concise Physics A Textbook of Science for Class X>Chapter 1 - Part -1>Light: Reflection and Refraction>Q 1

How will you calculate the power of lens when the focal length is given in centimetre?

EASY

10th CBSE

IMPORTANT

Concise Physics A Textbook of Science for Class X>Chapter 1 - Part -1>Light: Reflection and Refraction>Q 2

Define one dioptre.

EASY

10th CBSE

IMPORTANT

Concise Physics A Textbook of Science for Class X>Chapter 1 - Part -1>Light: Reflection and Refraction>Q 3

Define power of lens.

EASY

10th CBSE

IMPORTANT

Concise Physics A Textbook of Science for Class X>Chapter 1 - Part -1>Light: Reflection and Refraction>Q 4

What is the sign for power in concave lens and convex lens?

EASY

10th CBSE

IMPORTANT

Concise Physics A Textbook of Science for Class X>Chapter 1 - Part -1>Light: Reflection and Refraction>Q 5

How will you relate the linear magnification with respect to object distance and image distance?

MEDIUM

10th CBSE

IMPORTANT

Concise Physics A Textbook of Science for Class X>Chapter 1 - Part -1>Light: Reflection and Refraction>Q 6

Explain the sign conventions for spherical lenses.