EASY
7th CBSE
IMPORTANT
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A virtual image can be formed on a screen or be touched.

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Important Questions on Light

EASY
7th CBSE
IMPORTANT
Science Horizons>Chapter 15 - Light>Exercises>Q C
In a concave mirror the reflecting surface is the inner surface of the sphere.
EASY
7th CBSE
IMPORTANT
Science Horizons>Chapter 15 - Light>Exercises>Q C
Concave lenses are used to make reading glasses.
EASY
7th CBSE
IMPORTANT
Science Horizons>Chapter 15 - Light>Exercises>Q D
Can we see a source of light through a bent tube? Explain your answer.
EASY
7th CBSE
IMPORTANT
Science Horizons>Chapter 15 - Light>Exercises>Q D
Write down the characteristics of images formed by the plane mirror.
EASY
7th CBSE
IMPORTANT
Science Horizons>Chapter 15 - Light>Exercises>Q D
Differentiate between real and virtual images.
EASY
7th CBSE
IMPORTANT
Science Horizons>Chapter 15 - Light>Exercises>Q D
Write down three uses of curved mirrors.
EASY
7th CBSE
IMPORTANT
Science Horizons>Chapter 15 - Light>Exercises>Q D
Why are concave mirrors used as dentist's mirrors?
EASY
7th CBSE
IMPORTANT
Science Horizons>Chapter 15 - Light>Exercises>Q D
Would you use a convex or a concave lens if you want to focus the sun's rays to a point?