A highway patrolman sends a 28.250-GHzradar beam toward a speeding car. The reflected wave is lower infrequency by 2.97 kHz. (a) Is the car moving toward or away fromthe radar gun? Explain. (b) What is the speed of the car? [Hint:For small values of x, the following approximation may be used:11 + x22 ≈ 1 + 2x.]

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Q: ass (in kg) of

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de Broglie Equation

The sketch of matter waves is drawn below: