A Car Approaches You at a Constant Speed, Sounding Its

question 44

Multiple Choice

A car approaches you at a constant speed, sounding its horn, and you hear a frequency of 76 Hz. After the car goes by, you hear a frequency of 65 Hz. What is the frequency of the sound emitted by the horn? The speed of sound in air is 343 m/s.

• A) 68 Hz
• B) 69 Hz
• C) 70 Hz
• D) 71 Hz
• E) 72 Hz

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Definitions:

Superordinate Goals

Objectives shared among individuals or groups that necessitate cooperation, often used to resolve conflicts.

Self-managed Teams

Teams in which members together assume the roles of planning, executing, and evaluating their own work.

Shared Mental Models

Knowledge structures held by members of a team that enable them to form accurate explanations and expectations for the task, and, in turn, coordinate their actions and strategies.

Cross-functional Teams

Groups made up of individuals from diverse specialties or sectors, collaborating to achieve a shared objective.