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An open-ended organ pipe has a length of 0.5 m. If the speed of sound in air is 345 m/s, find (a) the pipe's fundamental frequency and wavelength, (b) the frequency and wavelength of its third overtone, and (c) the frequency and wavelength of its third harmonic.
what is the approximate yield strength of a copper silica alloy which has spherical precipitates of silica of average
A 57-kg pole vaulter running at 1.1 m/s vaults over the bar. Her speed while she is above the bar is 1.0 m/s. Avoid air resistance, as well as any energy absorbed by the pole, and determine her altitude as she crosses the bar.
A jetliner has a gross weight of 250,000 kilogram on its takeoff roll it accelerates from rest to 50 m/s in a distance of 3000 meter. Find the force of thrust of the aircraft's engines
Suppose that during the launch of a rocket from the surface of the earth, Determine the acceleration of the rocket
What is the magnitude of the maximum torque. What is the utmost load for this crane at an angle of 15° with the horizontal.
assume the roller coaster (h1 = 34 m, h2 = 10 m, h3 = 20) passes point A with a speed of 2.00 m/s. If the average force of friction is equal to one sixth of its weight, with what speed will it reach point B? The distance traveled is 45m.
a single conservative force 8.0 x 10-12 n where x is in meters acts on a particle moving along an x axis. the
A cannon fires up at an angle of 30 degrees above the horzontal with a muzzle velocity of 40 m/s. How far from the base of the wall dos the cannon ball travel
a balloon that has fb 12n takes up a volume of 3.3l. what must the density of the air be for the ballon to float? what
A copper kettle contains water at 22.8° C. When the water is heated to its boiling point, Determine the volume of the kettle at 22.8° C
amateur radio operators often refer to their radio waves by wavelength. what are the approximate frequencies of the
A speedboat starts from rest and accelerates at+1.91 m/s2 for 7.00 s. At the end of this time, the boat continues for an additional 6.00 s with an acceleration of+0.518 m/s2.
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