EASY
7th CBSE
IMPORTANT
Earn 100

How can we find out if an image formed (either by a mirror or a lens) is real or virtual?

Important Questions on Light

EASY
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 15 - Light>Exercises>Q 4
Why are convex mirrors used as car wing mirrors?
EASY
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 15 - Light>Exercises>Q 1
What is the difference between the reflection from a regular surface and that from an irregular surface?
EASY
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 15 - Light>Exercises>Q 2
You are given a plane mirror, convex mirror, concave mirror, convex lens and a concave lens. Give two methods by which you can form diminished images of an object and two methods by which you can form enlarged images.
EASY
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 15 - Light>Exercises>Q 3
What is a Newton's disc? What is it used to demonstrate? Explain how.
EASY
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 15 - Light>Exercises>LET'S RECALL

Recall and complete the concept map given below.
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EASY
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 15 - Light>Exercises>Q 1
Look at the picture below and name the optical component used in this case.
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EASY
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 15 - Light>Exercises>Q 1
Look at the pictures below and name the optical component used in this case.
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EASY
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 15 - Light>Exercises>Q 1
Look at the picture below and name the optical component used in this case.
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