Suppose a car has a 100,000 mile 10 year warranty on the wheels and axles of a car.How may turns will the wheels of 0.80-m diameter make if both the mileage and time warranties run out simultaneously and what will be the average angular velocities of the wheel? (Assume that a mile = 1.6 x 103
M and that a year is 3.16 x 107 S)
A) 2.0 x 108 , 1.3 x 109 rad/y
B) 6.4 x107 ,13 rad/s
C) 2.0 x 108 ,0.51 rad/s
D) 6.4 x 107 ,1.3 rad/s
Correct Answer:
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