Assume That All of the Mass of a Bicycle Wheel

question 80

Multiple Choice

Assume that all of the mass of a bicycle wheel is concentrated at its rim.Such a wheel of mass 1.2 kg and radius 30 cm starts from rest at the top of a hill 100 m long and inclined at 20º to the horizontal.What will be the speed of the wheel at the bottom of the hill if it rolls without slipping?

• A)21 m/s
• B)26 m/s
• C)15 m/s
• D)33 m/s
• E)37 m/s

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The level of challenge involved in achieving a particular objective, which can affect motivation and effort.

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