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Write a paper on the Newtonian Cooling.
A football punter accelerates a football from rest to a speed of 13 m/s during the time in which his toe is in contact with the ball. what average force does the punter exert on the ball
A man observes snow falling vertically when he is at rest, but whenhe runs through the falling snow at a speed of 6.80 m/s, it appears to be falling at an angle of28.0° relative to the vertical. Find the speed of the snow relative to the earth.
A 40 centimeter long organ pipe is filled with air at 0oC and is open at both ends. Find the beat frequency between fundamental frequencies
As an object is heated to a very high temperature and becomes self-luminous, What causes the color shift
Calculate the impulse experienced when a 66 kg person lands on firm ground after jumping from a height of 2.8m. Estimate the average force exerted on the person's feet by the ground if the landing is with bent legs
A 667 kg car stopped at an intersection is rear-ended by a 1600 kg truck moving with a speed of 13.5 m/s. If the car was in neutral and its brakes were off, so that the collision is approximately elastic, find the final speed of both vehicles after t..
A 30.0-kg box is being pulled across a carpeted floor by a horizontal force of 230 n, against a friction force of 210 n. What is the acceleration of the box
iron atoms have been detected in the sun's outer atmosphere, some with many of their electrons stripped away. What is the net electric charge(in coulombs) of an iron atom with 26 protons and 7 electrons? Be sure to include the algebraic sign (+ or..
Starting from rest, you move with a constant acceleration of 2.1 m/s2 for 15.0 s and then move with an acceleration of -2.1 m/s2 for another 15.0 s. How far do you go during the whole trip
A child with a mass of 57 kg is riding on a merry-go-round. If the child has a speed of 3 m/s and is located 1.4 m from the center of the merry-go-round, what is the child's angular momentum
A golfer takes two putts to get his ball into the hole once he is on green. The first putt displaces the ball into the ball 6.7 m east, and the second 2.16 m south. What displacement would have been needed to get the ball into the hole on first putt.
The density of ice is 917 kg/m3, and the density of sea water is 1025 kg/m3. What is the weight of the heaviest bear
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