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a uniform rod rotates in a horizontal plane about a vertical axis through one end the rod is 763 m long weighs 111 n
water flowing out of a horizontal pipe emerges through a nozzle the radius of the pipe is 24 cm and the radius of the
an electron is moving in the y direction at 47 x 105 ms when it encounters a magnetic field of 25 t coming out of the
a machine part rotates at an angular speed of 066 rads its speed is then increased to 30 rads at an angular
two seperate solutions are made containing 100ml 026m hcl and 50ml 052m naoh at 200 c the solutions are mixed at
starting from rest a 500 kg block slides 250 m down a rough 300deg incline the coefficient of kinetic friction between
treatment with 3-hexene-2-ol with concentrated hcl gives a mixture of two prodcuts2-chloro-3-hexene and
what is the mole percent of ethanol c2h5oh which consists of 710g of ethanol for every 183grams of water
what can you conclude when no precipitate forms when hcl is added to an unknown
a 15 kg block is held against a spring of force constant 18516 nm compressing it a distance of 180 cm how fast is the
a 125 by mass solution of sodium chloride nacl in water has a density of 1115 gml at 20 degrees c what is the molarity
a metal wire has a resistance of 800 at a temperature of 20degc if the same wire has a resistance of 1085 at 90degc
suppose one night that the radius of the earth decreased by two was half as big as normal but the mass stayed the same
a 740 kg spacecraft has total energy -53 1011 j and is in circular orbit about the suna find its orbital radiusb find
what current densities would produce the vector potentials a ksn in the phi direction where k is constant and n is
take the mass of the earth to be 5974x1024 kg the mass of the sun to be 1989x1030 kg the radius of the earth to be
describe the preparation of 200 l of a 675 ppm no3 solution from the salt
a 290 box is moving to the right with speed 850 on a horizontal frictionless surface at 0 a horizontal force is
when a potential difference of 168v is applied to the plates of a parallel-plate capacitor the plates carry a surface
a certain conductor has 760 1028 free electrons per cubic meter a cross-sectional area of 400 10-6 m2 and carries a
calculate the free energy change for the interconversion of glyceraldehyde-3-phosphate g3p and dihydroxyacetone
an aluminum wire carrying a current of 60 a has a cross-sectional area of 90 10-6 m2 find the drift speed of the
a blight has wiped out the pineapple crop you are asked to synthesize the ester that is responsible for the scent of
a soft drink mostly water flows in a pipe at a beverage plant with a mass flow rate that would fill 220 0360-l cans per
a a 0160-kg baseball is pitched with a speed of 345 ms 772 mph when the ball hits the catchers glove the glove moves