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An open-ended organ pipe is 3.9 m long.
(a) What is the frequency for f6?
(b) What is f7 for an organ pipe of the same length closed at one end?
Problem A candle is placed 22.36 cm in front of a convex mirror. When the convex mirror is replaced with a plane mirror, the image moves 7.0 cm farther away from the mirror. Find the focal length of the convex mirror.
The truck in that example is traveling at 16 m/s. The density of air is 1.29 kg/m3. By how much does the pressure inside the cargo area beneath the tarpaulin exceed the outside pressure?
A spaceship leaves earth (Event A), travels to pluto (which is 5.0 h away at the time), and then returns (Event B) exactly 11.0 h later. estimate the time measured between events A and B by the ship's clock
At relatively high temperatures nitrogen and oxygen more readily form a compound according to: N2(g) + O2 2NO(g). Calculate kp given that the initial pressures of nitrogen are 95 atm and 80 atm
A cannon with a muzzle speed of 992 m/s is used to start an avalanche on a mountain slope. At what angle, above the horizontal, should the cannon be fired
A 56.0 kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic friction are 0.790 and 0.400, respectively. What horizontal pushing force is required to just start the crate moving
A 2 kilograms rod that has a length of 1 meter and a resistance of 4 slides with constant speed down a pair of frictionless vertical conducting rails that are joined at the bottom. Compute the speed of the rod
A diffraction grating with 875 slits with 2.38×106 m spacing is illuminated with monochromatic light (light of a single wavelength). What is the wavelength of the light
A 2.0 meter long pendulum is released from rest when the support string is at an angle of 25 degrees with the vertical. What is the speed of the bob at the bottom of the swing
How much charge passes through the hair dryer. Find the magnitude of the magnetic field at the center of the square.
A 3 microcoulomb charge is at the coordinated (3,4)mm. A -4 microcoulomb charge is at the coordinates (-2,5)mm. find the Electric field vector in polar coordinates at the origin
In a cloud chamber experiment, a proton enters a uniform 0.320 {\rm T} magnetic field directed perpendicular to its motion. You measure the proton's path on aphotograph and find that it follows a circular arc of radius 6.06 {\rm cm}
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