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One of the harmonics of a column of air open at one end and closed at the other has a frequency of 448 Hz and the next higher harmonic has a frequency of 576 Hz. Determine the fundamental frequency of the air column?
Two waves are traveling in the same direction along astretched string. Each has an amplitude of 4.0cm, assume the wavesare 45o out of phase. What is the amplitude of the resultant wave
A set of narrow vertical slits is located a distance D from a screen. The slits are equally spaced and have the same width. What is the spacing between the slits
A veterans' group wishes to honor General MacArthur by putting a statue of him on a pedestal of Douglas fir. What is the maximum mass of the statue before the pedestal suffers a compressive failure
A solid uniform disk of mass M = 9 kg and radius R = 29 cm rests with its flat surface on a frictionless table, What is the total kinetic energy of the disk
Starting from rest, you move with a constant acceleration of 2.1 m/s2 for 15.0 s and then move with an acceleration of -2.1 m/s2 for another 15.0 s. How far do you go during the whole trip
12 Gallons per minute of water flows through a heater and must be raised from 20 to 90 Celcius. Calulate the rate of heat supplied
A thin film of MgF2 (n=1.38) coats a piece of glass. Contructive interference is observed for the reflection of light with wavelengths of 500 nm and 625 nm.
A ball of mass 0.60 kg is fired with velocity 200 m/s into the barrel of a spring gun of mass 2.0 kg initially at rest on a frictionless surface. What fraction of the ball's initial kinetic energy is stored in the spring
At point A, 4.80 m from a small source of sound that is emitting uniformly in all directions, the intensity level is 54.0 dB. What is the intensity of the sound at A
A m = 1.30-kg block is pushed against a spring with negligible mass and force constant k = 580 N/m, How far does the object travel up the incline before starting to slide back down
A parallel-plate capacitor with circular plates of radius R is being discharged. What is the discharging current
A nuclear power plant operates at 80% of its maximum theoretical (Carnot) efficiency between temperatures of 700°, how much exhaust heat is discharged per hour
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