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A 1/2 kg ball is dropped from rest at a point 5m above the floor and bounces back with a speed of 6m/s. what impulse is applied on the ball during the collision with the floor? Please show all work.
And is there a way to determine the impulse the ball applies to the floor? If so please show how.
A 64-kg man standing on a scale in an elevator notes that the elevator rises, the scale reads 827 N. What is the acceleration of the elevator
Two cars traveling in opposite directions collide head on and are brought to rest. estimate the change in entropy of the universe as a result of the collision
Two particles execute simple harmonic motion of the same amplitude and frequency along close parallel lines. What is their phase difference
A stone thrown horizontally from a height of 5.72 m hits the ground at a distance of 13.50 m. Calculate the speed of the stone as it hits the ground
A block of mass m = 364 g is dragged with a string across a rough horizontal table. The string tension is T = 2.79 N, What is the power supplied by the force of friction
Bacteria vary somewhat in size, but a diameter of 2.00?m is not unusual, What would be the volume (in cubic centimeters)
Approximately how many atoms make up our planet? For simplicity, suppose the average atomic mass of the atoms is 14 . Avogadro's number gives the number of atoms in a mole.
A car travelling at 120 strikes a tree. The front end of the car compresses and driver comes to rest after travelling 0.900.
An insulated Thermos contains 131 cm3 of hot coffee at 82 °C. You put a 12g ice cube at its melting point to cool the coffee. By how many degrees has the coffee cooled once the ice has melted and equilibrium is reached? Treat the coffee as though ..
A 12.00 box resting on a horizontal, frictionless surface is attached to a 5 weight by a thin, light wire that passes without slippage over a frictionless pulley. The pulley has the shape of a uniform solid disk of mass 2.5 and diameter 0.560.
A mercury manometer is connected to a container of gas. if the gauge pressure of the gas doubles, what are the new heights of the two columns
oscillating voltage applied to an LRC circuit, V=110cos(120Ï€t), R = 1kΩ, L = 10mH, C = 4700 µF. find the phasor angle
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