College Physics Problem 1.2.2

A car is traveling at a speed of 33 m/s .
(a) What is its speed in kilometers per hour?
(b) Is it exceeding the 90 km/h speed limit?

SOLUTION:

a) 33frac{m}{s}timesfrac{1km}{1000m}timesfrac{3600s}{1 h}=118.8 km/hr

b) At 120 km/h, the car is traveling faster than the speed limit.

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