A Block Is Placed on a Rough Wooden Plane

question 74

Multiple Choice

A block is placed on a rough wooden plane.It is found that when the plane is tilted 30F° to the horizontal, the block will slide down at constant speed.The coefficient of kinetic friction of the block with the plane is:

• A)0.500
• B)0.577
• C)1.73
• D)0.866
• E)4.90

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Definitions:

Meta-Analysis

A statistical method that combines the results of multiple scientific studies, providing a high level of evidence by integrating findings.

Value-Free Methodology

A principle in research that suggests investigators must strive to eliminate or avoid bias in order to maintain objectivity.

Gender

The range of characteristics pertaining to, and differentiating between, masculinity and femininity, often based on social and cultural differences rather than biological ones.

Sex

A biologically determined category, usually classified as male or female, based on reproductive anatomy and functions.