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An organ pipe open at both ends is vibrating with n = 3 with a frequency of 769 Hz. The length of the pipe is 0.5 m. Determine the speed of sound (m/s) in air in the pipe.
A small metal bead, labeled A, has a charge of 29 . It is touched to metal bead B, initially neutral, so that the two beads share the 29 charge, but not necessarily equally. When the two beads are after that placed 5.0 apart, the force between the..
An archer, about to shoot an arrow, is applying a force of +320 N to a drawn bowstring. What is the displacement of the bowstring
A spelunker is surveying a cave. She follows a passage that takes her a distance 189 straight west, then a distance 220 in a direction 45 east of south, after that a distance 280 at 30 east of north. After a fourth unmeasured displacement she find..
question forces with magnitude of 125 newtons and 300 newtons act on a hook. the angle between the two forces is 45
A wave of amplitude 0.40 m interferes with a second wave of amplitude 0.3 m traveling in the same direction. (a) What is the largest resultant amplitude that can arise.
A 950-kg car traveling west at 15.0 m/s collides with a 750-kg car traveling north at 20.0 m/s. The cars stick together. Find the speed of the wreckage just after the collision
A very long straight wire carries current 44 A. In the middle of the wire a right-angle bend is made. Determine the magnetic field at the center of the arc
a tennis ball is fired from a gun that us mounted on the floor. the tennis ball has an initial speed Vo= 25.0m/s, what is the speed of the tennis ball when it reaches your racket
The wavelength of an ocean wave
A total of 2.83·106 electrons are placed on an initially uncharged wire of length 1.07 m. What is the magnitude of the acceleration of a proton
A 1.0--tall vertical tube is filled with 20o water. A tuning fork vibrating at 574 is held just over the top of the tube as the water is slowly drained from the bottom.
A plane heads due north while a crosswind blows west. The plane's resultant velocity is 620 km/h, 22° west of north. What is the velocity of the wind
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