Calculus and Above

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A stone is thrown downward from a window. Accelerating due
A stone is thrown downward from a window. Accelerating due to gravity, the stone hits the ground 2.6 s later with a speed of 20.0 m/s. From what height above the ground was it thrown? Assume no air re… read more
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Doctoral Degree
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A baseball traveling horizontally at a speed of 35 m/s hits
A baseball traveling horizontally at a speed of 35 m/s hits a bat and rebounds in the opposite direction. The time interval for the collision is about 0.010 s, and the mass of the ball is 0.140 kg. As… read more
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Use the built-in stopwatch to measure the period of motion
Use the built-in stopwatch to measure the period of motion for the Ferris wheel.a) What is its period? b) Calculate its tangential velocity. c) Calculate its centripetal acceleration. d) If the mass o… read more
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I have 3 physics homework questions that need to be answered
Hi I have 3 physics homework questions that need to be answered in 30 minutes with work shown … read more
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A block of mass 8.4 kg is pushed along a floor by a constant
A block of mass 8.4 kg is pushed along a floor by a constant horizontal force. The figure gives the block's speed versus time as the block moves along an x axis on the floor. The scale of the figure's… read more
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A worker is pushing a cart along the floor. At first, the
A worker is pushing a cart along the floor. At first, the worker has to push hard in order to get the cart moving. After a while, it is easier to push. Finally, the worker has to pull back on the cart… read more
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How long will be required for a car to go from a speed of
How long will be required for a car to go from a speed of 19.3 m/s to a speed of 27.5 m/s if the acceleration is 3.0 m/s2? t = s A ball dropped from a building falls for 3.30 s before it hits the grou… read more
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1 Calculate the momentum of a 2000kg truck traveling at
1 Calculate the momentum of a 2000kg truck traveling at 60mi./h (1mi.=1609m).Calculate the momentum of a 60kg person sitting inside of the same truck. If the truckwere to stop suddenly over a time per… read more
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Do you check your phone or use technology right before you
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I have a spool with an outer radius of 3R on the edges, and
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How do you calculate mass when given force, frictional
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.) An anti- aircraft gun barrel and carriage, excluding
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akch2002
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1. Novak Djokovic can serve a tennis ball at around 210km/h.
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1.)A Bluray disk is orginally at rest. A mass of 0.23 kg
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A 4 pound (.0104 snail mass) weight is traveling at 52.36 inch/sec
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Chap. 7, #10. (II) A 3800-kg open railroad car coasts along
Chap. 7, #10. (II) A 3800-kg open railroad car coasts along with a constant speed of 8.60 m/s on a level track. snow begins to fall vertically and fills the car at a rate of 3.50 kg/min. Ignoring fric… read more
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1) A mass of 1 slug, when attached to a spring, streches it
1) A mass of 1 slug, when attached to a spring, streches it 2 feet then comes to rest in the equilibrium position. Starting at t=0, an external force equal to f(t) = 8sin4t is applied to the system. F… read more
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Physics - Part I: Discussion If an equation is dimensionally
Physics - Part I: Discussion If an equation is dimensionally correct, does this mean that the equation must be true? If an equation is not dimensionally correct, does this mean that the equation canno… read more
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