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A block of a certain material begins to slide on an inclined plane when the plane is inclined to an angle θ = 5.71°. If a solid cylinder is fashioned from the same material, what will be the maximum angle at which it will roll without slipping on the plane?
A string's tension force supplies the centripetal force needed to keep a yo-yo whirling in a circle. What kinds of forces keep a roller coaster held to a looping track
A 0.49 kg mass at the end of a spring vibrates 9.0 times per second with an amplitude of 0.20 m. Determine the total energy of the system
A student sits on a rotating stool holding two 3.0 kg objects. When his arms are extended horizontally, Find the new angular speed of the student
A cylinder contains a mixture of helium and argon gas in equilibrium at a temperature of 145°C. What is the rms speed of each type of molecule
A kayaker needs to paddle north across an 85 m wide harbor. The tide is going out, creating a tidal current that flows to the east at 1.7 m/s. The kayaker can paddle with the speed of 3.0 m/s.
i am not sure how to began or even attempt this problem "aroler coaster car moves 200ft and than rises 135ft an angleof 30.0 degrees above the horizontal. what is its displacement from its starting point
A block of wood, with density 780 kg/m3 has a cubic shape with wides 0.330 m long. A rope of negligible mass is used to tie a piece of lead to the bottom of the wood. What is the mass of the lead
A car with mass M traveling with speed V has a kinetic energy KE. What is the kinetic energy of a second car that has mass M/2 and travels with speed 2V
A man of mass 91 kg drops to a concrete patio from a window 0.63 m above the patio. What is the magnitude of the average stopping force exerted on him by the patio
A spoon is raised 21.0 centimeter above a table. find the gravitational potential energy associated with the spoon
while driving behind a car traveling at 3.55 ms you notice that one of the cars tires has a small hemispherical bump on
question1though you are sitting on a park bench with your friend you take hold of his hat and start running in a
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