A Car of Mass 1000 Kg Is Accelerated from a Velocity

question 27

Multiple Choice

A car of mass 1000 kg is accelerated from a velocity of 10 m/s to 30 m/s in a time of 5 s.What is the work done during the acceleration (within 5% accuracy;ignore frictional forces) ?

• A)zero
• B)4·10⁴ J
• C)8·10⁴ J
• D)4·10⁵ J
• E)8·10⁵ J

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Definitions:

AFC

Average Fixed Cost, the fixed cost per unit of output, calculated by dividing total fixed costs by the quantity produced.

Average Total Cost

The total cost of production (fixed and variable costs combined) divided by the total quantity of output produced.

Average Fixed Cost

The fixed cost per unit produced, calculated by dividing total fixed costs by the quantity of output produced.

Marginal Cost

The charge for generating one more unit of a good or service.