A 400-N Crate Rests on a Ramp;the Maximum Angle Just

question 35

Multiple Choice

A 400-N crate rests on a ramp;the maximum angle just before it slips is 15.0° with the horizontal.What is the coefficient of static friction between crate and ramp surfaces?

• A)3.7
• B)0.47
• C)2.1
• D)0.27
• E)0.40

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Definitions:

Extinction

Within the field of psychology, it refers to the process where a conditioned response slowly diminishes and ultimately vanishes when the conditioned stimulus isn't presented together with the unconditioned stimulus anymore.

Rational Emotive Behavior Therapy (REBT)

Cognitive behavioral therapy in which clients are directly challenged in their irrational beliefs and helped to restructure their thinking into more rational belief statements.

Magnification

In cognitive psychology, a distortion involving exaggerating the importance or significance of events, often seen in anxiety and depression.

Minimization

A defense mechanism where the individual downplays the significance or impact of an event or emotion.