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A sled and rider have a total mass of 58.4 kg. They are on a snowy hill accelerating at 0.4g. The coefficient of kinetic friction between the sled and the snow is 0.17. What is the angle of the hill's slope measured upward from

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Jamal pulls a 150N sled up a 28.0 degrees slope at constant speed by a force of 100 N. Near the top of the hill he releases the sled. With what acceleration does the sled go down the hill?

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a sled weighing 100 pounds reaches the foot of a hill with a speed of 40 feet/sec. The coefficient of kinetic friction between the sled and the horizon surface of the ice at the foot of the hill is 0.030. How far will the sled

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Josh starts his sled at the top of a 3.0m high hill that has a constant slope of 25 degrees. After reaching the bottom, he slides across a horizontal patch of snow. The hill is frictionless but the coefficient of kinetic friction

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A sled is at rest at the top of a 2 m high slope. The sled has a mass of 45 kg. What is the sled's potential energy?

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Suppose the ski patrol lowers a rescue sled and victim, having a total mass of 95.0 kg, down a θ = 50.0° slope at constant speed. The coefficient of friction between the sled and the snow is 0.100. (a) How much work is done by

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A sled and rider with a combined weight of 59 kg are at rest on the top of a hill 24 m high. (a) What is their total energy at the top of the hill? (b) Assuming there is no friction, what would the total energy be on sliding

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a sled and rider with a combined weight of 60kg are at rest on top of a hill 12m high.what is the total energy at the top of the hill?

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A sled starts from rest at the top of a hill and slides down with a constant acceleration. At some later time it is 14.4 m from the top; 2.00 s after that it is 25.6 m from the top, 2.00 s later 40.0 m from the top, and 2.00 s

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A tower 150 m high is situated at the top of a hill. At a point 650 m down the hill, the angle between the surface of the hill and the line of sight to the top of the tower is 12 deg 30 min. Find the inclination of the hill to a

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A 1000 kg roller coaster begins on a 10 m tall hill with an initial velocity of 6m/s and travels down before traveling up a second hill. As the coaster moves from its initial height to its lowest position, 1700J of energy is

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A sled slides without friction down a small, icecovered hill. If the sled starts from rest at the top of the hill, its speed at the bottom is 7.60 m/s. What is the height of the hill?
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