Find the work done by the force in moving the particle
The force on a particle is directed along an x axis and given by F = 0.99(x/5.6 - 2.2) where x is in meters and F is in Newtons. Find the work done by the force in moving the particle from x = 0 to x = 8.4 m.
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A military commander wishes to destroy an enemy bridge. Each flight of planes he sends out has a probability of 0.7 of scoring a direct hit on the bridge. It takes four direct hits to completely destroy the bridge.
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Determine (a) the time required for the flywheel to reduce its clockwise angular speed to 900 rev/min. (b) the time required for the flywheel to reverse its direction of rotation.
A cannonball is fired from the roof of a building, with the cannon's muzzle 54.0 m above the ground, at a muzzle speed of 95 m/s and an angle of 30.0 degrees above the horizontal. Calculate the horizontal distance traveled by the ball during its f
At a certain neuromuscular junction the average mepp is 0.7 mV. When the nerve is stimulated, 200 responses of amplitude 0.7 mV are observed and 100 of amplitude 1.4 mV.
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