System of two particles
Consider a system of two particles, one with 3 times the mass of the other. If the distance between the particles is 1.0 m, the system's center of mass is what distance from the lighter object?
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To demonstrate the tremendous acceleration of a top fuel drag racer, you attempt to run your car into the back of a dragster that is "burning out" at the red light before the start of a race. (Burning out means spinning the tires at high speed to
Give an efficient algorithm that takes as input a directed acyclic graph G = (V;E), and two vertices s; t 2 V , and outputs the number of different directed paths from s to t in G.
A wooden box weighing 281 N is pushed across the floor by a workman who exerts a horizontal force of 166 N. If the force of friction between the box and the floor is 21 N, what is the acceleration (in meters/second^2) of the box?
A 80 g , 33 cm long rod hangs vertically on a frictionless, horizontal axle passing through its center. A 10 g ball of clay traveling horizontally at 2.5 m/s hits and sticks to the very bottom tip of the rod.
A ununiformed strict vegetarian is at a special risk for what vitamin deficiency?
How should the interests of competing groups be balanced?
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For the questions that follow, take the origin of the coordinate system used for measuring displacements to be at the ground, and upward displacements to be positive.How many seconds after its release will the bag strike the ground?
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