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The air pressure inside the tube of a car tire is 431 kPa at a temperature of 14.5 °C.
a) What is the pressure of the air, if the temperature of the tire increases to 56.0 °C? Assume that the volume of the tube doesn't change.
b) What is the air pressure inside the tube, if the volume of the tube is not constant, but it increases from 20.6 l to 21.5 l during the warming process described above?
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An asteroid is discovered heading straight toward Earth at 14 km/s . An international team manages to attach a giant rocket engine to the asteroid. The rocket fires for 10minutes , after which the asteroid is moving at 28degrees to its original pa..
A world-class sprinter accelerates to his maximum speed in 4.0s. He then maintains this speed for the remainder of a 100m race, What is his average acceleration for the entire race
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