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a projectile is launched with a speed of 40 ms at an angle of 60o above the horizontal use conservation of energy to
a magnetic field is perpendicular to the plane of a single turn circular coil the magnitude of the field is changing
a 0078 kilogram mass hangs from a vertical spring you throw the mass downward the mass has a velocity of 340 ms when
assume you held a ball at a height h above the ground and then dropped ita describe the expression for the total energy
a kid sits on a rotating merry-go-round 20 meter from its center if the speed of the kid is15 ms find the minimum
a 5245 kilogram block is released from rest at a height of 425 meter on a frictionless ramp left ramp the left ramp is
a pail of water is rotated in a vertical circle of radius 10 metera find what two external forces act on the water in
a boat heads directly across a river 40 meter wide at 80 ms the current is flowing at 38 ms determine how far
two automobiles of identical mass approach an intersection one car is traveling with velocity 145 ms toward the east
you throw a ball towards a wall at speed 20 ms and at an angle 40o above the horizontal the wall is 220 meter from the
a roller-coaster car has a mass of 492 kilogram when fully loaded with travelersa if the car has a speed of 203 ms at
a 20 centimeter high object is 15 centimeter in front of a converging lens that has a 30 centimeter focal lengthpart a
an object is 26 centimeter in front of a converging lens with a focal length of 14 centimeter find what is the position
an archer standing on a 15o slope shoots an arrow 20o above the horizontal compute how far down the slope does the
a worker is poling a ship across a shallow lake he pushes parallel to the length of the light pole exerting on the
sam jumps horizontally from the top of a building that is 200 meter high and hopes to reach a swimming pool that is at
a man walk 250 degree north of east for 330 kilometer determine how far would a man walk due north and due east to
a gardener mows a lawn with an old fashioned push mower the handle of the mower creates an angle of 39o with the
a construction worker is standing in a 26 meter deep hole 31 meter from the side of the hole he tosses a hammer to a
a computer monitor uses 20 amp of current when it is plugged into a 120 v outlet the monitor is never turned off find
a charge q 40 muc is moved 025 meter horizontally from the origin to point p in a region where an electric field is
an electron starting from rest get 63kev of ke in moving from point c to point da determine how much ke would a proton
a stone is dropped from the roof of a tall building a second stone is dropped 250 second later calculate how far apart
with a person on first base hank hits a ball to the corner of the outfield the outfielders have trouble retrieving the
a golfer hits a shot to a green that is elevated 30 meter above the point where the ball is struck the ball leaves the