Define principal focus of convex lens.

Important Questions on Light Reflection and Refraction

MEDIUM

10th CBSE

IMPORTANT

SCIENCE PHYSICS>Chapter 1 - Light Reflection and Refraction>MOCK TEST QUESTION PAPER>Q 27

State and explain the rules which are used to draw ray diagrams using a concave mirror.

MEDIUM

10th CBSE

IMPORTANT

SCIENCE PHYSICS>Chapter 1 - Light Reflection and Refraction>MOCK TEST QUESTION PAPER>Q 28

State lens formula. What is its use? What is meant by magnification? How does it explain whether the image is inverted, erect, magnified or diminished?

HARD

10th CBSE

IMPORTANT

SCIENCE PHYSICS>Chapter 1 - Light Reflection and Refraction>MOCK TEST QUESTION PAPER>Q 29

Describe an experiment to demonstrate image formation by a concave mirror for different object positions.

EASY

10th CBSE

IMPORTANT

SCIENCE PHYSICS>Chapter 1 - Light Reflection and Refraction>MOCK TEST QUESTION PAPER>Q 30

Give two uses of concave mirror.

EASY

10th CBSE

IMPORTANT

SCIENCE PHYSICS>Chapter 1 - Light Reflection and Refraction>MOCK TEST QUESTION PAPER>Q 30

Give two uses of a concave lens.

EASY

10th CBSE

IMPORTANT

SCIENCE PHYSICS>Chapter 1 - Light Reflection and Refraction>MOCK TEST QUESTION PAPER>Q 30

Give two uses of a convex lens.

MEDIUM

10th CBSE

IMPORTANT

SCIENCE PHYSICS>Chapter 1 - Light Reflection and Refraction>MOCK TEST QUESTION PAPER>Q 30

Why is concave lens called diverging lens?