A Block of Mass M Is at Rest on an Inclined

question 57

Multiple Choice

A block of mass m is at rest on an inclined plane that makes an angle of 30º with the horizontal,as shown in the figure.Which of the following statements about the force of static friction is true?

• A)f_s > mg
• B)f_s > mg cos 30º
• C)f_s = mg cos 30º
• D)f_s = mg sin 30º
• E)None of these statements is true.

Understand the distinction between memory-based judgments and on-line impression formation.

Explore the effects of affect and emotion on social cognition and memory.

Understand criticism and perspectives on social cognition, including the role of social neuroscience.

Understand the definition and characteristics of a scientific hypothesis in the context of social psychology.

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Definitions:

Shock Absorber

A mechanical device designed to smooth out or damp shock impulse, and dissipate kinetic energy, often used in vehicles and other systems requiring vibration control.

Occipital Lobe

The area of the brain positioned at the rear of the skull is tasked with interpreting signals related to sight.

Blind

The condition of lacking visual perception due to physiological or neurological factors.

Cerebral Artery

A blood vessel in the brain that supplies oxygenated blood to specific parts of the cerebral cortex and other brain structures.