Physics, 24.01.2020 19:31 Reebear1447
Prob. 2.3-3. a wire is used to hang a lantern over a pool. neglect the weight of the wire, and assume that it is taut, but strain free, before the lantern is hung. when the lantern is hung, it causes a 50-mm sag
Answers: 3
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If an inclined plane is 5 m long and 2 m high, what is its mechanical advantage? a. 2.5 b. 3 c. 7 d. 10
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Individuals who live below the poverty line get seriously ill more often than those who do not what could be the hidden variable in this situation?
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An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.
Answers: 1
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Asled is being held at rest on a slope that makes an angle θ with the horizontal. after the sled is released, it slidesa distance d1 down the slope and then covers the distance d2 alongthe horizontal terrain before stopping. find the coefficient ofkinetic friction μk between the sled and the ground, assumingthat it is constant throughout the trip. find the coefficient of kinetic frictionμk. express your answer in terms of someor all of the variables d1, d2, and θ.
Answers: 1
Prob. 2.3-3. a wire is used to hang a lantern over a pool. neglect the weight of the wire, and assum...
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