A student uses an audio oscillator of adjustable frequency
A student uses an audio oscillator of adjustable frequency to measure the depth of a water well. Two successive resonances are heard at 68.8 Hz and 76.9 Hz. How deep is the well? Use 345 m/s for the speed
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Calculate the absoute pressure at the bottom of a fresh-water lake at a depth of 28.9 m. Assume the density of the water is 1.00x10^3 kg/m^3 and the air above is at a pressure of 101.3 kPa
You worked for extra pay on a holiday and therefore missed out on your neighbors’ barbeque. People face trade-offs. You had to miss the barbeque to get something else that we liked.
Near the point (x, z) =(3,2) in a flow with a zero y-component (v=0), the velocity component are described by u =3x-3z, and w = 6-4z+ x. The velocities u and w are in m/s and are in the x- and z- directions, respectively.
What kind of new information did you get by looking at the websites, pictures, articles, the style and ways of presentation?
A student uses an audio oscillator of adjustable frequency to measure the depth of a water well. How deep is the well
Economists have observed that spending on restaurant meals declines more during economic downturns than does spending on food to be eaten at home. How might the concept of elasticity help to explain this phenomenon?
After economics class one day, your friend suggests that taxing food would be a good way to raise revenue because the demand for food is quite inelastic.
A transverse wave on a string is described by the wave functionA transverse wave on a string is described by the wave function y=(0.120m)sin((pi*x)/8 +4*pi*t).a), Determine the transverse speed and acceleration
Two identical particles, each with a mass of 4.5 mg and a charge of 30 nC, are moving directly toward each other with equal speeds of 4.0 at an instant, How far apart will they be when closest to one another
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