The Three Blocks Shown Are Released from Rest and Are

question 78

Multiple Choice

The three blocks shown are released from rest and are observed to move with accelerations that have a magnitude of 1.5 m/s².What is the magnitude of the friction force on the block that slides horizontally? Disregard any pulley mass or friction in the pulley and let M = 2.0 kg.

• A)6.0 N
• B)5.1 N
• C)5.5 N
• D)4.6 N
• E)3.7 N

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Definitions:

Knowledge Bias

Knowledge bias is the tendency to distort or interpret information in a way that confirms one’s preexisting beliefs or knowledge.

Drug Companies

Firms involved in the research, development, production, and marketing of medications and pharmaceutical products.

Halo Effect

A cognitive bias where positive impressions in one area lead to positive assessments or assumptions in other areas, often unrelated.

Associative-cluster Effect

Describes how ideas or memories are linked together in the mind, leading to the easy recall of associated information when a related concept is encountered.