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.
Lauryl alcohol is obtained from coconut oil and is used to make detergent. A solution of 5.00 g of lauryl alcohol in 0.100kg of benzene freezes at 4.10C. What is the approximate molarmass of the lauryl solution?
An electric motor weighing 700 lb and running at 1800 rpm is supported on four steel helical springs. Find the amplitude of vibration of the motor and the force transmitted through the springs to the base.
The students are randomly assigned to freshman writing seminars in groups of 25. What might the mean GPA of one of these seminars group be? Describe the appropriate sampling distribution model, including shape, center, and spread, with attention t
A cylinder contains 2 lbm of an ideal gas wth a gas constant Rof 53 ft lbf/lbm oR. The gas is initially at agauge pressure of 30 psi and temperature 100 oF.
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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