How much kinetic energy did the heavier piece acquire
An explosion breaks an object initially at rest into two pieces, one of which has 2.8 times the mass of the other. If 8700 J were released in the explosion, how much kinetic energy did the heavier piece acquire?
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The probability that the mean height for the sample is greater than 64 inches is ____?
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A sphere with constant velocity passes through a photogate. Determine the speed of the sphere as it passes through the photogate. Assume the beam of the photogate is aligned such that the photogate will collect data based on the sphere's diameter.
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a) Calculate the work done by Fx when the object moves in the x-direction from x1 to x2. b) If x2 > x1, is the work done by Fx positive or negative?
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