As Shown in the Figure,a 1

question 1

Multiple Choice

As shown in the figure,a 1.45-kg block is held in place against the spring by a 21-N horizontal external force.The external force is removed,and the block is projected with a velocity
As it separates from the spring.The block descends a ramp and has a velocity
At the bottom.The track is frictionless between points A and B.The block enters a rough section at B,extending to E.The coefficient of kinetic friction between the block and the rough surface is 0.29.The velocity of the block is
At C.The block moves on to D,where it stops.How much work is done by friction between points B and C?

• A)-1.8 J
• B)-3.6 J
• C)-14 J
• D)-6.4 J
• E)-7.0 J

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Definitions:

Undue Influence

An improper or unacceptable exertion of pressure or influence on someone, which may affect the decisions and actions of that person.

Duress

The use of force, false imprisonment, threats, or psychological pressure to compel someone to act against their will or interest.

Rescission

Rescission is the act of invalidating a contract, returning the parties involved to their positions prior to the agreement, under circumstances such as misrepresentation or fraud.

Fraudulent Misrepresentation

A false statement made knowingly or recklessly with the intent to deceive, leading another to enter into a contract.