A Hoop with a Mass of 2

question 53

Multiple Choice

A hoop with a mass of 2.75 kg is rolling without slipping along a horizontal surface with a speed of 4.5 m/s when it starts down a ramp that makes an angle of 25° below the horizontal.What is the forward speed of the hoop after it has rolled 3.0 m down as measured along the surface of the ramp?

• A)4.9 m/s
• B)6.3 m/s
• C)5.2 m/s
• D)5.7 m/s
• E)8.0 m/s

---

Definitions:

Induced Consumption

The concept that the level of consumer spending increases as disposable income rises, and decreases as disposable income falls, all else being constant.

Induced Consumption

Induced consumption is the portion of consumer spending that increases with an increase in disposable income.

Disposable Income

The finance available to households for expenditures and saving after reducing income taxes.

Disposable Income

Money that households can earmark for spending and saving after income taxes are considered.