The Only Force Acting on a 2

question 20

Multiple Choice

The only force acting on a 2.0-kg body as it moves along the x axis is given by F_x = (12 − 2.0x) N,where x is in m.The velocity of the body at x = 2.0 m is 5.5
m/s.What is the maximum kinetic energy attained by the body while moving in the +x direction?

• A)36 J
• B)39 J
• C)43 J
• D)46 J
• E)30 J

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Definitions:

Consumer Surplus

The variance between the amount consumers are ready to pay for a good or service compared to the actual price they pay.

International Trade

the exchange of goods and services across international borders or territories.

Autarky

An economic system where a region or country is self-sufficient and does not engage in international trade.

Consumer Surplus

The discrepancy between what buyers are willing to offer for an item or service and the price they actually pay.