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1/ Use the expressions for frequency of the various modes.
2/ Explain the phenomenon of resonance. Use the phase of the interfering waves to determine the conditions for and location of constructive and destructive resonance.
3/ Explain the role of resonance in excitation of normal modes. Explain the role of pressure and displacement in a sound wave.
4/ Explain the phase difference between pressure and displacement values in a travelling sound wave.
5/ Explain the ways in which loudness, pitch and timbre affect the perception of sound.
A playground merry-go-round has radius 2.90m and moment of inertia 2500kg?m2 about a vertical axle through its center, and it turns with negligible friction. How much work did the child do on the merry-go-round
A horizontal rifle is fired at a bull's-eye. The muzzle speed of the bullet is 671 m/s. The gun is pointed directly at the center of the bull's-eye, but the bullet strikes the target 0.029 m below the center. What is the horizontal distance betwee..
Calculate the coil's self-inductance. If the current decreases uniformly from 5.00 to 2.00 in 3.00, estimate the self-induced emf in the coil.
Tarzan, who weighs 639 N, swings from a cliff at the end of a convenient vine that is 18 m long, What would the greatest force on the vine be during the swing
What is the speed of the two carts at the moment while their speeds are equal?
A cyclist is traveling at an initial speed of 10.0m/s. She accelerated at a rate of 0.500m/s^2. What is her final speed after 9.
When the front of the train passes the worker. A 1500 kg car moving north at 27.0 m/s is struck by a 2165-kg car moving east at 18.0 m/s. The cars are stuck together. How fast and in what direction do they move immediately after the collision.
In the process of delivering maila postal worker walks 161 meter due east from his truck.he then turns around and walked 194 meter from his truck
a detector has a sensitivity of 10^6 V/W and a NEP* = 10^-10 W/Hz^1/2. Light of 1E-6 W power is measured with the detector, what is the signal
Assuming that he starts from rest when the rope is horizontal, find out the tensions in the rope that are required to make him follow his circular path at each of the following points.
find the coefficient of kinetic friction between the crates and the table.
When driving west toward the Rocky Mountains, you see a peak 2.8 degrees above the horizon. Your GPS gives your current elevation as 1500 m , and according to the map, you're 22.5 km (horizontally) from the peak. Find the peaks elevation.
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