A Block Is Placed on a Plane Whose Angle of Inclination

question 70

Multiple Choice

A block is placed on a plane whose angle of inclination is 30 ^o . The coefficients of static and kinetic friction for the block on the inclined plane are both 0.2. The block

• A) remains stationary on the inclined plane.
• B) accelerates down the inclined plane.
• C) travels down the inclined plane at constant velocity.
• D) travels up the inclined plane at constant velocity.
• E) accelerates up the inclined plane.

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Definitions:

Infantile Amnesia

A condition where an individual cannot recall memories from the early years of life, typically before age 3 or 4.

Secure Attachment

A type of emotional bond where individuals feel confident and supported, deriving from consistent care and responsiveness during infancy.

Stranger Anxiety

A developmental stage in infants where they show fear or distress when faced with unfamiliar people.

Egocentrism

The inability to differentiate between one's own viewpoint and that of others, often seen in early childhood development.