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The doppler effect means that all observers of a moving wave source detect the same wave frequency.
true or false
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An automobile of mass 2000 kg moving at 30 m/s is braked suddenly with a constant braking force of 10000 n. how far does the car travel before stopping?
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15. one purpose of the tread pattern on a tire is to a reduce tire wear. b. reduce traction c. allow water to flow away from the tire. d. look impressive.
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If the force applied to an object remains constant, is more power needed for the object to move faster ? explain
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6–43 a food department is kept at 2128c by a refrigerator in an environment at 308c. the total heat gain to the food department is estimated to be 3300 kj/h and the heat rejection in the condenser is 4800 kj/h. determine the power input to the compressor, in kw and the cop of the refrigerator.
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The doppler effect means that all observers of a moving wave source detect the same wave frequency....
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