EASY
8th Andhra Pradesh Board
IMPORTANT
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Why is the angle of reflection equal to angle of incidence when the light ray gets reflected from a surface?

Important Questions on Reflection of Light at Plane Surfaces

MEDIUM
8th Andhra Pradesh Board
IMPORTANT
Physical Science Class 8>Chapter 10 - Reflection of Light at Plane Surfaces>Think and discuss>Q ●
Observe the flame of a candle through a pinhole. What will happen when the size of the hole is equal to the size of the flame?
EASY
8th Andhra Pradesh Board
IMPORTANT
Physical Science Class 8>Chapter 10 - Reflection of Light at Plane Surfaces>Think and discuss>Q ●
Observe the flame of a candle through a pinhole camera. Can we get the image of a flame on the screen of the pinhole camera? Why?
EASY
8th Andhra Pradesh Board
IMPORTANT
Physical Science Class 8>Chapter 10 - Reflection of Light at Plane Surfaces>Think and discuss>Q ●
Observe the flame of a candle through a pinhole camera. What happens if we observe the same flame with the same pinhole camera from a long distance?
EASY
8th Andhra Pradesh Board
IMPORTANT
Physical Science Class 8>Chapter 10 - Reflection of Light at Plane Surfaces>Think and discuss>Q ●
What happens if we make two holes in a pinhole camera and observe the flame through it?
EASY
8th Andhra Pradesh Board
IMPORTANT
Physical Science Class 8>Chapter 10 - Reflection of Light at Plane Surfaces>Exercise 2>Q ●
Is angle of reflection always equal to angle of incidence in all cases?
EASY
8th Andhra Pradesh Board
IMPORTANT
Physical Science Class 8>Chapter 10 - Reflection of Light at Plane Surfaces>Exercise 2>Q ●

The incident ray passes through P and Q. The reflected ray passes through R and S. Do the two rays and the normal lie in the same plane? If yes, which is that plane?

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EASY
8th Andhra Pradesh Board
IMPORTANT
Physical Science Class 8>Chapter 10 - Reflection of Light at Plane Surfaces>Exercise 2>Q ●

The incident ray passes through P and Q. The reflected ray passes through R and S. Where will the normal be?

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EASY
8th Andhra Pradesh Board
IMPORTANT
Physical Science Class 8>Chapter 10 - Reflection of Light at Plane Surfaces>Exercise 2>Q ●

The incident ray passes through P and Q. The reflected ray passes through R and S. In which plane will the normal, incident ray and reflected ray lie?

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