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a skier is gliding along at 309 ms on horizontal friction less snow he suddenly starts down an 119 degree incline his
a rock is tossed straight up with a velocity of 345 ms when it returns it falls into a hole 171 meter deepa find is the
a record was set for stair climbing when a man ran up the 2100 steps of the empire state building in 10 min and 10 sec
you 50 kilogram mass skate on ice at 40 ms to greet your friend 40 kilogram mass who is standing still with open arms
a small object with momentum 50 kg ms approaches head-on a large object at rest the small object bounces straight back
a 70 kilogram astronaut is space-walking outside the space capsule and is stationary when the tether line breaks as a
a 50 kilogram pitching machine excluding the baseball is located on a frozen pond the machine fires a 040 kilogram
a 0060 kilogram tennis ball initially moving at a speed of 12 ms is struck by a racket causing it to rebound in the
during a workout the football players at rutgers state university ran up the stadium stairs at a steady pace in 52
an automobile of mass 1520 kilogram traveling at 24 ms is at the foot of a hill that rises 130 meter in 26 kilometer at
an astronaut on the moon fires a projectile from a launcher on a level surface therefore as to get the maximum range if
a handball of mass 010 kilogram traveling horizontally at 30 ms strikes a wall and rebounds at 24 ms find what is the
two identical 1500 kilogram cars are moving perpendicular to each other one moves with a speed of 25 ms due north and
determine the momentum of a 2000 kilogram truck traveling at 35 msa 1200 kilogram ferryboat is moving south at 20 ms
a swimmer maintains a speed of 015 ms relative to the water when he swims directly toward the opposite shore of a river
a ferris wheel with a radius of 81 meter rotates at a constant rate completing one revolution every 45 seconda obtain
find what is the minimum work needed to push a 950 kilogram car 810 meter up along a 9 degree incline neglect
high voltage power lines are a familiar sight throughout the country the aluminum wire used for some of these lines has
current is set up through a truncated right circular cone of resistivity 731 omega-m left radius a200 millimeter right
a airplane travelling at 52 ms w down a runway begins accelerating uniformly at 28 ms squared w find what is the planes
a jet rises vertically caring a load of concrete to make the foundation for a ski lift a 35 kilogram bag of concrete is
at the center of a 70 meter diameter circular ice rink a 82 kilogram skater traveling north at 241 ms collides with and
a tennis player swings her 1090 gram racket with a speed of 102 ms she hits a 53 gram tennis ball that was approaching
assume a slide similar to the der stuka is 350 meters high but is a straight slope inclined at 45o with respect to the
in an automobile engine a piston moves in shm with amplitude of 0390 m the engine is running at2400 rpm which is an