Question 4: Angular Acceleration
 
 

You spin a bicycle wheel (diameter of 0.85 m, mass of 4.5 kg), applying a force of 24 N tangentially. You will find the angular acceleration of the wheel by the following steps. (a) What is the torque on the wheel? A. 5.1 N m B. 9.8 N m C. 10.2 N m D. 20.4 Nm

Figure 1 Schematic diagram of the bicycle wheel

(b) Assuming the wheel is a thin-walled hollow cylinder, what is its moment of inertia?

A. 0.761 kg m
B. 0.813 kg m
C. 1.015 kg m
D. 1.137 kg m

A. 12.5 rad/s
B. 14.0 rad/s
C. 15.8 rad/s
D. 18.4 rad/s
 

Solution
 

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