Find out the final speed of the crate
A 41 kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 250 N. For the first 10 m the floor is frictionless, and for the next 11 m the coefficient of friction is 0.17. What is the final speed of the crate?
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A 3.0 kg block is attached to a string that is wrapped around a 2.0 kg, 4.0-cm-diameter hollow cylinder that is free to rotate. The block is released 1.0 m above the ground. Use Newton's second law to find the speed of the block as it hits the gro
An object of mass 95.0kg rests on the surfacee of a planet with a mass of 3.5 x 10^15kg and a radius of 7.8 x 10^8m. Calculate the foce of gravity acting on the object on the surface of the plant
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A force of 15.0N is applied to an object of mass 5.0kg. It accelerates at 2.5m/s^2. Determine the force of friction that is acting on object.
Discuss the benefits and consequences of living in a society with the right to free speech from the perspective of homeland security.
Both masses start from rest at point A in the position shown; point B is just as m2 hits the floor. The total mechanical energyin the system is 13.1. what is the kinetic energy of the system at point b?
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A 4.0 kg block is released from rest 2.0m high at the top of a 30 degree frictionless incline. The block makes a head-on elastic collision with another 3.0 kg block intially at rest on a horizontal surface at the bottom of the incline. If the coe
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