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Problem: A car is traveling 80 m/s from left to right when the brakes are applied. (The acceleration is constant.) After 15 seconds, it comes to a stop.
A- What is the magnitude and direction of the car's velocity at 10 seconds?
Please show how you obtained the the magnitude and direction of the car's velocity.
A uniform solid disk, with a mass of 2.0 kg and 20 cm in diameter, is rotating about an axis through its center at 200 rpm. Calculate the final angular velocity of the combination
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By means of a rope whose mass is negligible, two blocks are suspended over a pulley, as the drawing shows, with m1 = 12.2 kg and m2 = 42.8 kg. find the mass of the pulley
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