The Objective Lens of an Astronomical Telescope Has a Focal

question 15

Multiple Choice

The objective lens of an astronomical telescope has a focal length of 60 cm and the eyepiece has a focal length of 2 cm.How far apart should the lenses be placed in order to form a final image at infinity?

• A)44 cm
• B)58 cm
• C)76 cm
• D)60 cm
• E)62 cm

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Definitions:

Conflict

A serious disagreement or argument, typically a protracted one, which can occur between individuals, groups, or nations.

Learning Disability

A condition giving rise to difficulties in acquiring knowledge and skills to the level expected of those of the same age, especially when not associated with a physical handicap.

Intelligence

The ability to acquire and apply knowledge and skills, including the capacity for logic, understanding, self-awareness, learning, emotional knowledge, planning, and problem-solving.

Logical Fallacy

An error in reasoning that renders an argument invalid, often used in persuasive speech to deceive or mislead.