When an Automobile Moves with Constant Velocity the Power Developed

question 15

Short Answer

When an automobile moves with constant velocity the power developed is used to overcome the frictional forces exerted by the air and the road. If the power developed in an engine is 50.0 hp, what total frictional force acts on the car at 55 mph (24.6 m/s)? One horsepower equals 746 W.

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Definitions:

Salvage Value

The calculated resale value an asset holds once it ceases to be useful.

Straight-Line Depreciation

A method of allocating the cost of a tangible asset evenly over its useful life.

Simple Rate Of Return

A financial metric that calculates the increase in profits or savings expected from an investment as a percentage of the initial investment cost.

Annual Cost Savings

The reduction in costs achieved during a fiscal year, enhancing the organization's profitability.