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a 01 kg hockey puck slows down from 45 ms to 44 ms due to friction as it slides 25m across the ice a draw a free body
a 325-n force accelerates a 500-kg crate from rest along a horizontal frictionless surface for a distance of 200 m as
a hollow spherical shell with mass 175 rolls without slipping down a slope angled at 390 part a find the acceleration
a sealed glass bottle at 27degc contains air at atmospheric pressure and has a volume of 30 ml it is then tossed into
an aluminum cup contains 225 g of water at 27degc a 450 g sample of silver at a initial temperature of 85degc is placed
a copper wire 100 cm long and 20 cm in diameter is suspended from a solid support a 10 kg mass is hung from the lower
a cylinder with a movable piston contains gas at a temperature of 27degc a volume of 15 msup3 and an absolute pressure
in the continuous-caster process steel sheets 253 thick 204 wide and 110 long are produced at a temperature of 870 what
the maximum speed of a 40- mass attached to a spring is 066 and the maximum force exerted on the mass is 11 what is
largest raindrops atmospheric scientists studying clouds in the marshall islands have observed what they believe to be
a cannonball mass 50 kg is shot out of cannon at an angle of 75 degrees with respect to the horizontal the initial
a 80x10-2-kg ice cube at 00 c is dropped into a styrofoam cup holding 035 kg of water at 11 c find the final
a small remote controlled car with mass 160 kg moves at a constant speed of v 120 ms in vertical circle inside a hollow
what linear speed must a 45times102 hula hoop have if its total kinetic energy is to be 015 assume the hoop rolls on
an adventurous crosses between two rock cliffs by slowly going hand over hand along a rope stretched between the cliffs
find the coefficient of kinetic friction between a 41- block and the horizontal surface on which it rests if an 83
a speck of dust on a spinning dvd has a centripetal acceleration of 20 ms2 a what is the acceleration of a different
the drill bit of the variable-speed electric drill of radius 003 m has constant angular acceleration 25 rads2 the
suppose two flat glass plates 30-cm long are in contact along one end and separated by a human hair at the other end if
a 10 kg rod rests on two horizontal rails 10 m apart and carries a current of 50 a from one rail to the other the
you have a parallel plate capacitor with plates of 13 m2 and the magnitude of charge on each plate is 67 c what is the
during a basketball game a 10 kg ball gets thrown vertically in the air its momentarily stationary at a height of 50 m
a ball is thrown straight up by a student at rest on the surface of earth a graph of the position y as a function of
a small glider and a big glider both start from rest and are pushed with the same constant force f along a horizontal
a block of mass m starts from rest at the top of a ramp of vertical height h the block slides down frictionless ramp