A spool of wire of mass 41 kg and radius 035 m is unwound
A spool of wire of mass 4.1 kg and radius 0.35 m is unwound under a constant wire tension 4.4 N. Assume the spool is a uniform solid cylinder that rolls without slipping.
Find the friction force on the bottom of the spool. Let right be positive.
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A hurricane has an average rainfall depth of 9in over a 200-mi^2 watershed. What is the size of the reservoir needed to contain 20% of the rain completely.
A carousel is initially at rest. At t=0 it is given a constant angular acceleration a=0.060 rad/s2, which increases its angular velocity for 8.0s. determine the angular velocity of the corousel
A hollow cylinder (hoop) is rolling on a horizontal surface at speed v=3.0 m/s when it reaches a 15 degree incline. How far up the incline will it go
A hurricane has an average rainfall of 9 in over a 200 mile^2 watershed. What is the reservoir in acre-ft that would be required to contain 20% of the rain completely
A spool of wire of mass 4.1 kg and radius 0.35 m is unwound under a constant wire tension 4.4 N. Find the friction force on the bottom of the spool
A train starts from rest at station A and accelerates at 0.5m/s^2 for 60s. Afterwards it travels with a constant velocity for 25min. It then decelerates at 1 m/s^2 until it is brought to rest at station B.
a balloon contains 4.20 moles of a monatomic ideal gas. As energy is added to the system by heat, find work Wenv done by the gas in expanding the balloon
From a videotape, it was observed that a player kicked a football 126 {\rm ft} during a measured time of 3 seconds. Determine the initial speed of the ball and the angle(theta) at which it was kicked
Gas in a cylinder similar to the one shown in the figure moves a piston with area 0.223 m2 as energy is slowly added to the system. find the displacement of the piston
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