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an olympic long jumper is capable of jumping 80 meter suppose that his horizontal speed is 89 ms as he leaves the
a particle of mass m is moving in the positive x direction at speed v after a certain constant force is applied to the
a 257 kilogram log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp the ramp is
a 600 ohm resistor 100 mh inductor and a 120 microf capacitor are connected in series to a 550 volt rms source having
a diathermy machine used in physiotherapy generates electromagnetic radiation that gives the effect of deep heat when
an inductor is connected to an ac power supply having a maximum output voltage of 700 volt at a frequency of 380 hertz
it is possible to shoot an arrow at a speed as high as 121 msa if friction is ignored determine how high would an arrow
a bag of cement of mass m is located on plank of length l bag is located a distance of l4 from one end of plank plank
a mechanic pushes a 360 x 103 kilogram van from rest to a speed of v doing 4800 joule of work in the process during
a rock with mass 12 kilogram is fastened to a mass less string with length 80 meters to form a pendulum the pendulum is
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