Calculate the observed frequency
Vehicle w/ siren approaching @ 96kph. Frequency of siren is 8000hz. Speed of sound is 340m/sec. The observer is 10 meters from the road and the vehicle is 50 meters up the road. Calculate the observed frequency.
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How did Mogul attitudes toward women affect Indian society?
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A rope of negligible mass is wrapped around a 225-kg solid cylinder of radius 0.400 m. The cylinder is suspended several meters off the ground with its axis oriented horizontally, and turns on that axis without friction.
Speed of sound is 340m/sec. The observer is 10 meters from the road and the vehicle is 50 meters up the road. Calculate the observed frequency.
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Angle of 38.1^circ with the normal in the glass, while violet light makes a 36.7^circ angle. What are the indexes of refraction of this glass for these colors of light?
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