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Science Now 8
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Chapter 15 - Light
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EXERCISE
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Q 1
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EASY
8th CBSE
IMPORTANT
Earn 100
Image in a plane mirror is laterally inverted.
(a)
True
(b)
False
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Important Questions on Light
EASY
8th CBSE
IMPORTANT
Science Now 8
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Chapter 15 - Light
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EXERCISE
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Q 2
When a ray of light passes from water to air, the refracted ray moves away from the normal.
EASY
8th CBSE
IMPORTANT
Science Now 8
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Chapter 15 - Light
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EXERCISE
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Q 3
Ciliary muscles control the focal length of the eye lens by changing the thickness of the lens.
EASY
8th CBSE
IMPORTANT
Science Now 8
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Chapter 15 - Light
>
EXERCISE
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Q 4
The image formed by a plane mirror is always inverted.
EASY
8th CBSE
IMPORTANT
Science Now 8
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Chapter 15 - Light
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EXERCISE
>
Q 5
When light is reflected by a mirror, the incident ray, the reflected ray and the normal all lie in the same plane.
EASY
8th CBSE
IMPORTANT
Science Now 8
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Chapter 15 - Light
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EXERCISE
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Q 1
What is reflection of light
?
EASY
8th CBSE
IMPORTANT
Science Now 8
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Chapter 15 - Light
>
EXERCISE
>
Q 2
What is refraction of light?
EASY
8th CBSE
IMPORTANT
Science Now 8
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Chapter 15 - Light
>
EXERCISE
>
Q 3
What is dispersion?
EASY
8th CBSE
IMPORTANT
Science Now 8
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Chapter 15 - Light
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EXERCISE
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Q 4
What is spectrum ?
