An Astronomical Telescope Has a Magnifying Power of 200 $\times$ When Operated with a 3

question 42

Multiple Choice

An astronomical telescope has a magnifying power of 200 $\times$ when operated with a 3.50 cm eyepiece.What is the focal length of the objective of this telescope?

• A) 204 cm
• B) 196 cm
• C) 700 cm
• D) 57.0 cm
• E) 30.0 cm

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Definitions:

Counterclockwise

A direction opposite to the way in which the hands of a clock move.

Perceptual Equivalence

The phenomenon where stimuli of different physical properties are perceived as identical or having the same meaning by the observer.

Mental Images

Visual representations created by the brain for simulation and recall of experiences, objects, or concepts.

Mental Processes

Internal, covert activities of our minds, such as thinking, feeling, and problem-solving.