A 100-Kg Box Is Placed on a Ramp

question 21

Multiple Choice

A 100-kg box is placed on a ramp.As one end of the ramp is raised,the box begins to move downward just as the angle of inclination reaches 25°.What is the coefficient of static friction between box and ramp?

• A) 0.15
• B) 0.27
• C) 0.47
• D) 0.95

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Definitions:

Expected Return

The anticipated value or return that an investor predicts to receive from an investment over a period of time.

Expected Return

The anticipated average return of an investment over a specified period, reflecting the potential profit or loss.

Market Return

The total return on an investment, consisting of income and capital gains relative to market movements over a specified time frame.

T-Bills

Short-term debt securities issued by the U.S. government.