An Electrical Motor Spins at a Constant 2857

question 2

Multiple Choice

An electrical motor spins at a constant 2857.0 rev/min. If the armature radius is 2.685 cm, what is the acceleration of the outer edge of the armature?

• A) 2403 m/s²
• B) 844.4 m/s²
• C) 241,100 m/s²
• D) 84.40 m/s²

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Definitions:

Microsystem

The immediate, small-scale environment of individuals where direct interactions take place, such as family and school, influencing development and behavior.

Macrosystem Level

Refers to the broadest environmental context in the ecological systems theory, encompassing societal norms, laws, customs, and resources that affect an individual's life.

Built Environment

The human-made surroundings that provide the setting for human activity, including buildings, roads, and other infrastructure.

Social Phenomena

Collective behaviors, patterns, or trends that emerge within societies or social groups, shaped by the interactions and relationships among individuals.