A car is traveling around a circular track of 700-ft radius. If the magnitude of its total acceleration is 10 ft/sec2 at the instant when its speed is 51 mi/hr, determine the rate a, at which the car is changing its speed. Answer: a, = i ft/sec?
A car is traveling around a circular track of 700-ft radius. If the magnitude of its total acceleration is 10 ft/sec2 at the instant when its speed is 51 mi/hr, determine the rate a, at which the car is changing its speed. Answer: a, = i ft/sec?
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Transcribed Image Text:A car is traveling around a circular track of 700-ft radius. If the magnitude of its total acceleration is 10 ft/sec? at the instant when its
speed is 51 mi/hr, determine the rate aț at which the car is changing its speed.
Answer: a = + i
ft/sec2
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