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a block with mass m 01 kilogram is located on a wedge inclined at an angle theta 30o above the horizontal the block
a molecule of dna deoxyribonucleic acid is 222 microm long the ends of the molecule become singly ionized negative on
an insulated beaker with negligible mass contains liquid water with a mass of 0310 kilogram and a temperature of
a ball of mass m is dropped vertically onto a spring a with spring constant k from a height of h above the top of the
an air bubble has a volume of 175 cm3 when it is released by a submarine 120 meter below the surface of a lake evaluate
a sealed cubical container 120 centimeter on a side contains three times avogadros number of molecules at a temperature
a charge of 286 mc is fixed at the center of a square that is 088 meter on a side obtain how much work is done by the
a rocket is fired from the surface of the earth at a speed of 20000 ms neglecting atmospheric effects evaluate how fast
one mole of neon a monatomic gas starts out at conditions of standard temperature and pressure the gas is heated at
gas is confined in a tank at a pressure of 109 atm and a temperature of 230degc if two-thirds of the gas is withdrawn
the density of gasoline is 730 times 102 kgm3 at 0degc its average coefficient of volume expansion is 960 times 104
gas is contained in a 5-l vessel at a temperature of 19degc and a pressure of 7 atma compute the number of moles of gas
a stone is dropped from the top of a 77 meter tall building determine how far above the ground is the stone one seconds
a point charge q is located on the x axis at x 20 meter a second point charge -q is placed at x 30 meter if q 40 mc
a parallel plate capacitor stores a charge q 400 nc when connected to a battery of voltage v 10 volt the energy
two charged bodies exert a force of 150e-03 newton on each other find what will be the force if they are moved so they
a beam of polarized light has an average intensity of 19 wm2 and is sent through a polarizer the transmission axis
a solid uniform disk of radius 0250 m and mass 550 kg rolls down an incline that makes an angle of 15 degrees with
an automobile tire is inflated with air originally at 10degc and normal atmospheric pressure during the process the air
during a thunderstorm the electric field at a certain point in the earths atmosphere is 106 x 105 nc directed upward
for a simple 12 upward truck ramp what length in meters would be needed for a runaway truck traveling
a an ideal gas occupies a volume of 10 cm3 at 20degc and atmospheric pressure obtain the number of molecules of gas in
a pool cue strikes a 016 kg billard ball with an average force of 11 n the cue remains in contact with the ball for
a young hockey player stands at rest on the ice holding a 13 kilogram helmet the player tosses the helmet with a speed
a geosynchronous orbit for a satellite has a period of one earth day a geostationary orbit is a geosynchronous orbit in