Physics · Telescope
Why is the objective lens of an astronomical telescope designed with a large aperture?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1To decrease the focal length of the telescope
- 2To minimize chromatic aberration completely
- 3To reduce the overall weight of the optical tube
- 4To gather more light and improve resolving power✓
Correct answer
To gather more light and improve resolving power
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