An Amateur Astronomer Has a Telescope with an Objective Lens

question 36

Multiple Choice

An amateur astronomer has a telescope with an objective lens that measures 20 cm in diameter and 100 cm in focal length.What focal length of eyepiece should he or she choose in order to obtain a magnification of 50× ("50 power") ?

• A) 0.5 cm
• B) 0.4 cm
• C) 2 cm
• D) 5 cm

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Definitions:

Ethical Mind

The ability to recognize and act upon the ethical dimensions of decisions, considering the broader impact on society and individuals.

Social Responsibility

Refers to the ethical obligation of individuals and organizations to act for the benefit of society at large.

Gardner

Howard Gardner is a psychologist known for his theory of multiple intelligences, which suggests that intelligence is multifaceted, with different types of intelligence being important.

Positive Leadership

A leadership style that focuses on building strengths, fostering a positive work environment, and encouraging growth and development among team members.