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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
the duchess has set up a pendulum in the door to her house by tying a string of 15 meter length to a ball of mass 09
during alices examination to become a queen the red queen asks two questions answer them for alicea determine under
consider a conical pendulum with a 840 kilogram bob on a 100 meter wire making an angle of theta 300 degree with the
the radius of the earths very nearly circular orbit around the sun is 15 x 1011 metercompute the magnitude of the earth
when chasing a hare along a flat stretch of ground greyhound leaps into the air at a speed of 100 ms at an angle of 31
a rock climber throws a small first aid kit to another climber who is higher up the mountain the initial velocity of
steve romeo is throwing pebbles gently up to sara juliets window and he wants the pebbles to hit the window with only a
a set of crash tests consists of running a test vehicle moving at a speed of 124 ms 277 mihr into a solid wall strapped
a horizontal force of 150 newton is used to push a 400 kilogram packing crate a distance of 600 meter on a rough
a 75 kilogram man is riding in a 610 kilogram elevator the person is standing on a scale reading 4 kilogram more than
a truck covers 391 meter in 86 seconds while smoothly slowing down to a final speed of 28 ms find what is the trucks
an object is thrown vertically at 75 kmh on a planet where acceleration due to gravity is 68ms2 find the objects
one possible solution for the wave function psin for the simple harmonic oscillator is psin a2alphax2 - 1e-alphax22
a 125 g mass starts from rest at the origin at t 0 and moves with a velocity of v 2 t i - t3 j t is in second and v
you toss a ball straight up when it leaves your hand it is 15 meter above the floor it rises to a maximum height of 10