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An engine takes 5 seconds to go from its idling speed of 600 rev/min to 1200 rev/min (a) What is it's angular acceleration? (b) How many revolutions does it make in this time period?
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A body moving with uniform acceleration has a velocity of 18.9 cm/s when its x coordinate is 1.88 cm. If its x coordinate 2.68 s later is -5.03 cm, what is the x-component of its acceleration? Answer in units of cm/s2.
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