How do optical telescopes work?

Answer 1

They collect more light than our eye and magnify it.

Most telescopes have an objective and an eye piece. Objective is larger and collect more light..Eye pieces are smaller in diameter

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Answer 2

Optical telescopes use lenses or mirrors to gather and focus light, enabling the observation of distant objects. Light collected is then magnified for detailed viewing.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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