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A 42-kg girl is bouncing on a trampoline. During a certain interval after leaving the surface of the trampoline, her kinetic energy decreases to 230 J from 440 J. Explain how high does she rise during this interval? Neglect air resistance.
What is the true potential difference among this resistor when the meter is not present? I thought this was just 25 but it is wrong when I enter in.
What is the acceleration of a 1.00 gram drop of blood in the finger tips at the bottom of the swing? Find out force that the blood vessel must exert on the drop of blood in part (a)
An object with a mass of 72.0 g displaces 590.0 ml of water when it is completely immersed. What is the buoyant force on the mass?
A horizontal pipe contains water at a pressure of 150 {rm kPa} flowing with a speed of 1.30 {rm m/s}. The pipe narrows to one-half its original diameter. What is the speed of the water.
A gymnast of mass 62.0 hangs from a vertical rope attached to the ceiling. You can ignore the weight of the rope and assume that the rope does not stretch.
How to Get a spreadsheet file from the get directory
A village maintains a large tank with an open top, containing water for emergencies. The water can drain from the tank through a hose of diameter 6.65 cm. The hose ends with a nozzle of diameter 2.50 cm. A rubber stopper is inserted into the nozzl..
What is the change in length of the rope whilst the skier has the acceleration whose magnitude is 0.65 m/s2.
The car has just achieved double its initial velocity when the driver spots a police officer behind him and applies the brakes. The car then slows down, coming to rest at the stoplight ahead.
three uniform thin rods, each of length L = 39 cm, form an inverted U. The vertical rods each have a mass of 15 g; the horizontal rod has a mass of 32 g. Elucidate what are (a) the x coordinate and (b) the y coordinate of the system's center of ma..
Katie and Emily are riding on a circular merry-go-round that has a radius of 5m. Katie is on a horse that is 2.5m from the center of merry-go-round and Emily is on a tiger that is 4.5 m from the center of the merry-go-round. What is Katie's tangen..
How fast (in ) must a centrifuge rotate if a particle 5.4 from the axis of rotation is to experience the acceleration of 300000 's.
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