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General Science Standard Seven
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Chapter 17 - Effects of Light
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Exercise
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Q 8
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MEDIUM
7th Maharashtra Board
IMPORTANT
Earn 100
Explain the difference between point sources and extended sources of light.
Important Questions on Effects of Light
MEDIUM
7th Maharashtra Board
IMPORTANT
General Science Standard Seven
>
Chapter 17 - Effects of Light
>
Exercise
>
Q 8
Explain the difference between umbra and penumbra.
