A Block of Mass M Slides Down a Frictionless Plane

question 57

Multiple Choice

A block of mass M slides down a frictionless plane inclined at an angle θ with the horizontal. The normal reaction force exerted by the plane on the block is directed

• A) parallel to the plane in the same direction as the movement of the block.
• B) parallel to the plane in the opposite direction as the movement of the block
• C) perpendicular to the plane.
• D) toward the center of the Earth.
• E) toward the center of mass of the block.

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Definitions:

Receptivity

The willingness or readiness to accept or be open to ideas, suggestions, or changes.

Intuition

An understanding or insight gained without the need for conscious reasoning.

Possibilities

Various opportunities or prospects that are available or could be available in the future.

Situation

The set of circumstances and conditions affecting the way in which a task, action, or idea is to be executed or considered.