A 500-N Box Is Sliding on a Rough Horizontal Floor, and and the Only

question 28

Multiple Choice

A 50.0-N box is sliding on a rough horizontal floor, and the only horizontal force acting on it is friction. You observe that at one instant the box is sliding to the right at 1.75 m/s and that it stops in 2.25 s with uniform acceleration. What magnitude force does friction exert on this box?

• A) 3.97 N
• B) 8.93 N
• C) 38.9 N
• D) 50.0 N
• E) 490 N

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Definitions:

Draft

An instrument validating an order by a drawer to a drawee to pay a payee.

Imposter Rule

A legal principle concerning negotiable instruments which states that if an impostor induces a payor to issue a check made payable to the impostor, the drawer is liable for the amount to a holder in due course.

Forgery Rule

A legal principle that addresses the falsification of documents and the consequences associated with such acts.

Endorser

An individual or entity that signs a document (usually on its reverse side) indicating support, approval, or transfer of rights.