A 10-Kg Block on a Horizontal Frictionless Surface Is Attached

question 32

Multiple Choice

A 10-kg block on a horizontal frictionless surface is attached to a light spring (force constant = 1.2 kN/m) . The block is initially at rest at its equilibrium position when a force (magnitude P) acting parallel to the surface is applied to the block, as shown. When the block is 8.0 cm from the equilibrium position, it has a speed of 0.80 m/s. How much work is done on the block by the force P as the block moves the 8.0 cm?

• A) 8.3 J
• B) 6.4 J
• C) 7.0 J
• D) 7.7 J
• E) 3.9 J

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Definitions:

Economic System

An organized way in which a country or region allocates its resources and distributes goods and services within the community.

Societies

Groups of individuals who share common territories and cultures, forming organized and interdependent communities with various institutions and norms.

Key Difference

Describes the main or most significant distinction between two or more entities, concepts, or phenomena.

Ethnomethodology

A sociological perspective that focuses on the ways in which individuals make sense of their world, convey this understanding to others, and produce a shared social order.