The doppler shift was first tested in 1845
by the french scientist b. ballot. he had
a t...
The doppler shift was first tested in 1845
by the french scientist b. ballot. he had
a trumpet player sound a 414 hz note while
riding on a flat-car pulled by a locomotive. at
the same time, a stationary trumpeter played
the same note. ballot heard 4 beats/s.
how fast was the train moving toward him?
the speed of sound in air is 343 m/s .
answer in units of m/s
Answers: 1
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Amass weighing 24 pounds, attached to the end of a spring, stretches it 4 inches. initially, the mass is released from rest from a point 8 inches below the equilibrium position. find the equation of motion. (use g = 32 ft/s2 for the acceleration due to gravity.)
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When you hold a rectangular object, how does the area of the side that is resting on your hand affect the pressure and the force that the object exerts?
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