Exam-style question
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Why are larger diameter mirrors preferred in reflecting telescopes?.
- A.They reduce the cost of production
- B.They increase the telescope's resolution and light-gathering power
- C.They are easier to transport
- D.They require less maintenance
Model answer
What a good answer should say
- They increase the telescope's resolution and light-gathering power
Explanation
Why this works
Larger diameter mirrors enhance the resolution and light-gathering ability of reflecting telescopes, enabling clearer and more detailed observations of distant astronomical objects.
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