Physics, 19.03.2020 08:28 alyssamaize
"An ambulance is traveling north at 45.3 m/s, approaching a car that is also traveling north at 33.9 m/s. The ambulance driver hears his siren at a frequency of 656 Hz. Ambulance 45.3 m/s 33.9 m/s Car At what frequency does the driver of the car hear the ambulance’s siren? The velocity of sound in air is 343 m/s. Answer in units of Hz."
Answers: 2
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Explain using examples, what is simple harmonic motion and why it is an important area of study in physics.
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At an oceanside nuclear power plant, seawater is used as part of the cooling system. this raises the temperature of the water that is discharged back into the ocean. the amount that the water temperature is raised has a uniform distribution over the interval from 10° to 25° c. what is the standard deviation of the temperature increase?
Answers: 1
"An ambulance is traveling north at 45.3 m/s, approaching a car that is also traveling north at 33.9...
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