A 500-Kg Box Is Resting on a Horizontal Floor

question 77

Multiple Choice

A 50.0-kg box is resting on a horizontal floor. A force of 250 N directed at an angle of 26.0° below the horizontal is applied to the box. What is the minimum coefficient of static friction between the box and the surface required for the box to remain stationary?

• A) 0.441
• B) 0.654
• C) 0.375
• D) 0.866
• E) 0.406

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Definitions:

Mechanistic

Describes a view or theory that attributes the phenomena of life to mechanical processes, without reference to consciousness or intent.

Unvarying Sequence

A series of actions, events, or elements that follow in a fixed, predictable pattern without variation or alteration.

Psychosexual

Pertaining to the psychological aspects of human sexuality, including the stages of sexual development and the mental, emotional, and behavioral aspects of sexual functions and disorders.

Maturationally Determined

Describes characteristics or developments that are primarily governed by the aging process, rather than by environmental or learning factors.