Two Blocks in Contact with Each Other Are Pushed to the Right

question 58

Multiple Choice

Two blocks in contact with each other are pushed to the right across a rough horizontal surface by the two forces shown. If the coefficient of kinetic friction between each of the blocks and the surface is 0.30, determine the magnitude of the force exerted on the 2.0-kg block by the 3.0-kg block.

• A) 15 N
• B) 25 N
• C) 11 N
• D) 22 N
• E) 33 N

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Definitions:

Contra-

A prefix meaning against, opposite or contrasting.

Endo-

A prefix meaning within or inside, used in medical and scientific terms to denote inner structures or conditions.

Inter-

A prefix meaning 'between' or 'among'.

Ex-

A prefix often denoting out of, from, or not having something.