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Q1. A 3.0 kg basketball travelling at +15m/s collides with the 2.0- kg baseball, which is initially at rest, in the Elastic collision. After the collision, the basketball is moving at +5.0 m/s
Q2. A 56.0 kg person jumps from rest off the 9.0 m high tower straight down into the water. Neglect air resistance throughout the descent. She comes to rest 3.40 m under the surface of the water. Find out the magnitude of the average force that the water exerts on the diver. This force is non conservative.
A dog with a mass of 20 kg is sitting on a board with a mass of 5 kg. The board is on ice and is free to slide without friction. What is the resultant velocity of the board
W hat is the magnitude of an average force exerted on the superball by the sidewalk. what is force caused by the water on the bottom.
Project Seafarer was an ambitious program to construct an enormous antenna, buried underground on a site about 10000 km2 in area. What would be the frequency of the radiations emitted
Assuming a constant pressure gradient, if blood flow is reduced by 52%, by what factor is a blood vessel decreased in radius
Scientists in a laboratory produce a sound wave in a simulated environment (air) with a velocity of 473 m/s
You're convinced the opera is almost over because of the large women singing a loud vibrato, What is the power coming from her voice? All of the sudden 4 more identically loud women come out of nowhere
How long after being thrown will the balls collide
290 Kg piano slides 4.0 m down a 30 degree incline and is kept from accelerating by a man who is pushing back on it parallel to the incline. The effective coefficient of kinetic friction is .40.
question1an 8.0 meter uniform ladder of weight 355 n leans next to a smooth vertical wall at an angle 50 degrees with
Calculate the pressure on the top lid of a chest buried under 3.65 meters of mud with density 1.75 103 kg/m3 at the bottom of a 11.5-m-deep lake
In Young's double slit experiment, 422 nm light gives a third-order bright fringe at a certain location on a flat screen. What is the longest wavelength of visible light
The period of a pendulum is proportional to the square root of its length. A 2.5 m long pendulum has a period of 3.0s
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