EASY
7th CBSE
IMPORTANT
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Concave mirrors are used in the headlights of a car.

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Important Questions on Light

MEDIUM
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 15 - Light>Exercise>Q F
The image formed by a convex lens is real, inverted and magnified when an object is kept between the lens and the focus.
MEDIUM
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 15 - Light>Exercise>Q G
Give one example of a virtual image.
EASY
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 15 - Light>Exercise>Q G
Define the principal focus of a spherical lens.
EASY
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 15 - Light>Exercise>Q G
Define spectrum.
MEDIUM
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 15 - Light>Exercise>Q G
Which surface of a spoon always forms an erect image of your face?
MEDIUM
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 15 - Light>Exercise>Q G
Which type of lens is used in making telescopes-converging or diverging?
EASY
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 15 - Light>Exercise>Q G
Name the first scientist who proved that white light is made of seven colours.
EASY
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 15 - Light>Exercise>Q H
Write the differences between a convex and a concave lens.