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Textbook Questions
1. |
Indian communication satellite
Difficulty: medium |
1
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2. |
Telescope
Difficulty: medium |
1
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3. |
Galaxy and stars: Analogy
Difficulty: medium |
1
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Practice Questions
1. |
Geocentric model
Difficulty: easy |
1
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2. |
The origin of universe
Difficulty: easy |
1
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