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a 561 kg child is standing on the outer edge of a merry-go-round which has moment of inertia 864 kgm2 and radius 240 m
a 14 kg object at x 200m y 310m moves at 396 ms at an angle of 45 degrees north of east calculate the magnitude of the
you have an awkwardly shaped object with an inertia of 15kg that has a tiny hook at one end in order to balance it on
a scuba diver with a lung capacity of 54l inhales a lungful of air at a depth of 47m and a pressure of 57 atm if the
a large mirror is hung from a nail the supporting steel wire has a diameter of 020 mm and an unstretched length of 180
a special gas mixture used in bacterial growth chambers contains 100 by weight co2 and 990 o2 what is the partial
the pressure on top of mount everest averages about 236mm hg 1 convert this pressure to pounds per square inch 2
a diver tucks her body in midflight decreasing her moment of inertia by a factor of two by what factor does her angular
a 0015 kg record with a radius of 15 cm rotates with an angular speed of 3313 rpm find the angular momentum of the
a person slowly lowers a 36 kg crab trap over the side of a dock the distance from the shoulder to hand is 070 m what
a mixture of 455atm of h2 and 455atm of i2 is contained in a 10l vessel at 430 degree c the equilibrium constant kp for
the size of the nucleus in rutherfords model of the atom is about 100 fm 100e-15 m determine the repulsive
consider an electrochemical cell with a cobalt electrode immersed in 10 m co2 and a lead electrode immersed in 10 m pb2
an x-ray tube is operated at 40600 v calculate the minimum wavelength of the radiation emitted by this tubeif this
calculate the energy of the electron in the ground state of triple ionized beryllium which has an atomic number z
cu2aq zns ---gt cus zn2aq a galvanic cell that uses the reaction shown above has a standard state electromotive force
a 0575 kg mass falls from a height of 395 m if all of the energy of this mass could be converted to visible light of
a 9000-kg boxcar traveling at 160 ms strikes a second boxcar at rest the two stick together and move off with a speed
high-pressure liquid chromatography hplc is a method used in chemistry and biochemistry to purify chemical substances
in an experimental set-up where a wire with a linear mass density of 1 gm was clamped at one end and passed over a
a laser used in a holography experiment has an average output power of 525 mw the laser beam is actually a series of
the pressure in car tires is often measured in pounds per square inch with the recommended pressure being in the range
a 40 kg ball is located at x 40m y 0m a 60 kg ball is located at x 20m y 40m and a 30 kg ball s located at x -10m y
imagine that you have an ideal gas in a 850container and that 1850 molecules of this gas collide with a square-inch