What Happens To The Light Gathering Power Of A Telescope If We Double The Diameter Of Its Primary Mirror? [Solved]

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What Happens To The Light Gathering Power Of A Telescope If We Double The Diameter Of Its Primary Mirror? [Solved]

If we double the diameter of a telescope’s mirror, what happens to its light-gathering ability? Light-gathering ability quadruples.

Astro Tutorial #1.5: Focal Length and Aperture

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A-Level Physics Astrophysics: Telescopes Revision Session

This is a revision session on the topic of

ERTH 102 - Telescope Lecture

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