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a ski tow operates on a 15o slope of length 300 meter the rope moves at 120 kmh and provides power for 50 riders at
in being served a tennis ball is accelerated from rest to a speed of 480 ms the average power generated during the
a gun shoots a bullet at an angle of 60o above the horizontal with an initial speed of 300 ms compute the maximum
a uniform spherical shell of mass m 25 kg and radius r 180 cm rotates about a vertical axis on frictionless bearings a
a bullet of mass 55 g is fired horizontally into a 28 kg wooden block at rest on a horizontal surface the coefficient
a 60 kg trunk is pushed 58 m at constant speedup a 30deg incline by a constant horizontal force the coefficient of
a tennis player swings her 1000 gram racket with a speed of 11 ms she hits a 60 gram tennis ball that was approaching
a ball is projected horizontally from the edge of a table that is 111 m high and it strikes the floor at a point 128 m
an automobile with a mass of 1360 kg has 305 m between the front and rear axles its center of gravity is located 178 m
an 80 kilogram cylinder rolls without slipping on a rough surface at an instant when its center of gravity has a speed
the lifetime of the excited component of the n 1 state parallel spins that produces the 21 centimeter line transition
a parallel-plate capacitor consists of two large circular sheets of metal separated by 153 cm the electric field energy
a student sits on a freely rotating stool holding two weights each of mass 310 kilograms when his arms are extended
two vectors are given by a vector -5 i 3 j and b vector 4 i 4 ja find a vector x b vectorkb determine the angle
a 730 kg base runner begins his slide into second base when he is moving at a speed of 41 ms the coefficient of
a 148 kilogram monkey hangs from a cord suspended from the ceiling of an elevator the cord can withstand a tension of
nbspnbspa vector has components of 120 units along the x axis and 140 units along the y axis1 what is the magnitude of
a platform is rotating at an angular speed of 21 rads a block is resting on this platform at a distance of 033 meter
normal 0 false false false en-in x-none x-none
a singly charged ion of li an isotope of lithium has a mass of 116times10-26 kilogram it is accelerated through a
an 11 kg monkey climbs up a mass less rope that runs over a frictionless tree limb and back down to a 21 kg package on
a small immersion heater is rated at 360 watt obtain how long it will take to heat a cup of soup suppose 250 ml of
determine what is the final temperature of the tea when 100 gram of boiling tea is poured into a 250 gram glass tea cup
if the torque required to loosen a nut that is holding a flat tire in place on a car has a magnitude of 400 nbullm
a meter stick is found to balance at the 497 centimeter mark when located on a fulcrum when a 520 g mass is attached at