EASY
8th ICSE
IMPORTANT
Earn 100

Draw a ray diagram of the image formed by a concave mirror if the object placed at F.

Important Questions on Light Energy

EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 5 - Light Energy>Exercises>Q J

Draw a ray diagram of the image formed by a concave mirror if the object placed between F and P.

EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 5 - Light Energy>Exercises>Q J

Draw a ray diagram of the image formed by a concave mirror if the object placed at C.

MEDIUM
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 5 - Light Energy>Think and answer>Q 1
There is a coloured stone at the bottom of a swimming pool. Jasvinder is trying to hit it with an arrow. However, each time he misses the target by a narrow margin. Can you explain to Jasvinder why he misses the target and how can he hit it with more accuracy?
EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 5 - Light Energy>Think and answer>Q 2
An object is placed at the centre of curvature of a concave mirror of radius of curvature 20 cm and focal length 10 cm. At what distance from the pole will its image be formed?
EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 5 - Light Energy>Think and answer>Q 3
 Why does a paper catch fire if a concave mirror is used to focus sunlight?
EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 5 - Light Energy>Think and answer>Q 4
Will it be easy to watch the activities of customers in a departmental store with concave mirrors? Why or why not?
EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 5 - Light Energy>Think and answer>Q 5
Why do objects waver when seen on a really hot day?
EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 5 - Light Energy>Think and answer>Q 6

Identify the concave and convex reflecting surfaces among the two mirrors shown in the figure of both of them have equal focal lengths.

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