How Much Energy Is Needed to Change the Speed of a 1600

question 29

Multiple Choice

How much energy is needed to change the speed of a 1600 kg sport utility vehicle from 15.0 m/s to 40.0 m/s?

• A) 1.10 MJ
• B) 10.0 kJ
• C) 20.0 kJ
• D) 40.0 kJ
• E) 0.960 MJ

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Definitions:

Cost-Cutting

The process of reducing expenses to improve profitability without compromising the core activities of an organization.

Depreciated Straight-Line

A method of allocating the cost of a tangible asset over its useful life, resulting in a consistent expense amount each period.

Pre-tax Salvage Value

The estimated value of an asset at the end of its useful life before taxes are taken into account.

Variable Costs

Expenses that change in direct proportion to the amount of goods or services produced, including costs for labor and materials.