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a block of mass m slides along a level surface the coefficient of kinetic friction between the block and the surface is
the paths of a golf ball your friend drops from the window of her apartment and of the rock you throw from the ground
a particle with a mass of 38 times 10-20 kg is oscillating with simple harmonic motion with a period of 39 times 10-5 s
picture yourself in the castle of helmrsquos deep from the lord of the rings you are on top of the castle wall and are
a rubber ball mass m movie at a speed of 10 ms in the positive x direction hits another rubber ball of a mass 2m at
a puck with mass m 014kg slides along a frictionless horizontal surface at v 59 ms it hits and sticks to the free end
the planet mercury has a mass that is 500 of that of earth and its gravitational acceleration is gmercury 370 ms2from
a nearsighted person has near and far points of 110 cm and 200 cm respectively if she puts on contact lenses with power
a certain semiconductor device requires a tunneling probability of t10-5 for an electron tunneling through a
a for ffc crystal structure please draw the top view of 111 surface terminationb if the lattice constant of the ffc
a 200g hockey puck is launched up a metal ramp that is inclined at a 30deg angle the coefficients of static and kinetic
a 5kg block is pushed up a frictionless plane inclined at 30 degrees to the horizontal it is pushed 2m along the plane
a 5kg piece of metal displaces 075l of water when submerged what is the buoyant force on the piece of metal give your
a 80 kg block is pulled at a constant speed of 83 ms across a horizontal floor by an applied force of 120 n directed
a mass and spring are arranged on a horizontal frictionless table the spring constant is k 560 nm and the mass is 435
you place 106 moles of hydrogen gas in a balloon of volume 24 m3 and find the pressure to be 13 times atmospheric
gas is confined in a tank at a pressure of 132 atm and a temperature of 215degc if two-thirds of the gas is withdrawn
a 00227 m diameter coin rolls up a 130 inclined plane the coin starts with an initial angular speed of 464 rads and
a 90 kg dog takes a nap in a canoe and wakes up to find the canoe has drifted out onto the lake but now is stationary
a hair breaks under a tension of 11 n what is the diameter of the hair the tensile strength is 20 108
a 230 000 v-rms powerline carries an average power pav 250 mw a distance of 200 km if the total resistance of the
you are kidnapped and put blindfolded in an elevator at the ground floor of a building as the elevator starts you
if a 5 mile walk as in problem 7 is completed in 1 hour and 30 minutes what is the power output of the walker round
a helium balloon lifts a basket and cargo of total weight 2080 n under standard conditions at which the density of air
two satellites are in circular orbits around the earth satellite a is at an altitude equal to the earths radius while