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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
a space vehicle is coasting at fix velocity of 222 ms in the y direction relative to a space station the pilot of the
a rope attached to a 20 kilogram wood sled pulls the sled up a 20 degree snow covered hill a 10 kilogram wood box rides
a particle goes from x -2m y 3m z 1m to x 3m y -1m z 4 m in 20 sec its displacement in i j k notation find what
your friend has a pair of fuzzy dice with a mass of 124 gram hanging from his rear-view mirrora when he accelerates
a 310 kilogram block is connected to an empty 100 kilogram bucket by a cord running over a frictionless pulley the
an automobile engine is initially rotating at 200 radsec it is then turned off and takes 30 second to come to a
a helicopter is ascending vertically with a speed of 750 ms at a height of 160 meter above the earth a parcel is
santas reindeer pull his sled m10 x 103 kilogram on an icy essentially frictionless horizontalroada compute the work
a bag of potato chips contains 200 l of air when it is sealed at sea level at a pressure of 100 at m and a temperature
a bag of cement of mass m is place on plank of length l bag is place distance l4 from right end of plank plank has mass