The Intensity I of Light Varies Inversely as the Square $1 \frac { 1 } { 8 }$

question 366

Multiple Choice

The intensity I of light varies inversely as the square of the distance D from the source. If the intensity of illumination on a screen 5 ft from a light is 2 foot candles, find the intensity on a screen 20 ft from the light.

• A) \(1 \frac { 1 } { 8 }\) foot-candles
• B) \(\frac { 1 } { 8 }\) foot-candle
• C) \(\frac { 1 } { 9 }\) foot-candle
• D) 2 foot-candles

Understand the economic characteristics and behaviors of monopolists.

Contrast monopolistic markets with competitive markets.

Analyze the implications of high barriers to entry in monopolistic and oligopolistic markets.

Understand price-setting behaviors and profit maximization strategies in monopolistic markets.

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Definitions:

Social Institution

A complex, integrated set of social norms, structures, and roles that fulfill key societal needs and contribute to the functioning of society.

Nonverbal Communication

The transfer of information through the use of body language, facial expressions, gestures, and tone of voice instead of words.

Functionalist Perspective

A theoretical framework in sociology that focuses on the function of each component of society and how those components fit together.

Social Institutions

Complex social forms that reproduce themselves such as governments, the family, human languages, universities, hospitals, business corporations, and legal systems.