The Main Reason That the Angular Resolution of a 20-M

question 192

Multiple Choice

The main reason that the angular resolution of a 20-m diameter radio telescope is worse than that of a 0.5-m diameter optical telescope is that

• A) angular resolution becomes worse as wavelength decreases.
• B) angular resolution becomes worse as wavelength increases.
• C) an optical mirror suffers from chromatic aberration.
• D) angular resolution becomes worse as mirror size increases.

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Definitions:

Cyclothymia

A mood disorder characterized by periods of hypomanic symptoms followed by periods of mild depression.

Mild Depression

A form of depression that presents with less severe but still persistent symptoms affecting daily functions.

Hypomania

A less severe, less disruptive, and often shorter version of a manic episode.

Anhedonia

A condition characterized by the inability to feel pleasure in normally pleasurable activities, often associated with depression and other psychiatric disorders.