A Telescope Is Constructed with Two Lenses Separated by a Distance

question 13

Multiple Choice

A telescope is constructed with two lenses separated by a distance of 25 cm. The focal length of the objective is 20 cm. The focal length of the eyepiece is 5 cm. Calculate the magnitude of the angular magnification of the telescope.

• A) 6
• B) 4
• C) 8
• D) 10
• E) 5

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Definitions:

Symptoms

The physical or mental features that are regarded as indicating a condition or disease, often experienced by the individual affected.

Death Anxiety

The fear or apprehension associated with the thought of dying or the process of death, often leading to significant distress.

Sister

A female sibling or a woman regarded as a sister in a non-biological sense, such as a close female friend.

Brother

A male sibling with whom one shares one or both parents.