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College Physics

1st Edition
Paul Peter Urone + 1 other
ISBN: 9781938168000

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BuyFindarrow_forward

College Physics

1st Edition
Paul Peter Urone + 1 other
ISBN: 9781938168000
Textbook Problem

A small telescope has a concave mirror with a 2.00 m radius of curvature for its objective. Its eyepiece is a 4.00 cm focal length lens. (a) What is the telescope’s angular magnification? (b) What angle is subtended by a 25.000 km diameter sunspot? (c) What is the angle of its telescopic image?

(a)

To determine

The angular magnification of a telescope.

Explanation

Given:

Formula used:

The angular magnificationcan be defined as:

  M=fofe=</

(b)

To determine

The angle subtended by a 25,000 km diameter sunspot.

(c)

To determine

The angle of its telescopic image.

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