A Particular Telescope Is Set Up to Use the Coudé

question 64

Multiple Choice

A particular telescope is set up to use the coudé focus. Which arrangement of mirrors is used to bring the light to this focus?

• A) curved primary mirror followed by a series of plane and curved mirrors that channel the light to a remote and fixed location
• B) concave primary mirror followed by a convex secondary mirror that reflects light through a hole in the primary mirror
• C) concave primary mirror followed by a concave secondary mirror that reflects light through a hole in the primary mirror
• D) concave primary mirror and a flat, diagonal secondary mirror mounted at a 45° angle to the telescope axis

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Definitions:

Age Cohort

A group of individuals who are born around the same period and therefore experience similar cultural, societal, and historical events at approximately the same stage in life.

Life Expectancy

The average period that a person or organism is expected to live, based on statistical analysis.

Age Bias

Prejudice or discrimination against individuals based on their age, often impacting employment opportunities and social treatment.

Age Roles

Norms and expectations about the behavior of people of different age cohorts.