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An 9.0 kg object is moving 5m/s in the positive x direction has a one dimensional collisions with a 3.0 kg object moving 4.0 m/s in the opposite direction. the final velocity of the 9.0 kg object is 2.0 in the positive x direction. What is the total kintetic energy of the two-mass system after3 the collision?
this simulation can be downloaded from granthams website under ph220.simulations its file name is ball on roller cstr
find static friction between the chair and the floor.
A 1 cm long section of patellar ligament stretches to 1.001 cm when it is subjected to a tensile force of 10,000 N. What is the strain in this segment of ligament
You were driving a car with velocity ‹ 19, 0, 11 › m/s. You quickly turned and braked, and your velocity became ‹ 13, 0, 15 › m/s. The mass of the car was 1200 kg. What was the (vector) change in momentum
Calculate the work done by 10 moles of an ideal gas in each step of the cycle below. The gas is initially in state A with pressurePA = 6 × 104 Pa and volume VA = 0.15 m3. It expands isobarically to state B with volume VB = 0.30 m3.
The fast train known as the TGV Atlantique (Train Grande Vitesse) that runs south from Paris to Le Mans in France has a top speed of 310 km/h. If there is a curve with a 1.00 km radius, to what speed must the train be slowed
A particle has a charge of +2.3 ?C and moves from point A to point B, a distance of 0.13 m. The particle experiences a constant electric force, and its motion is along the line of action of the force.
A 55.0-kg ice skater is moving at 4.07 m/s when she grabs the loose end of a rope, the opposite end of which is tied to a pole. find the force exerted by the horizontal rope on her arms
A seagull flies at a velocity of 10.00 m/s straight into the wind, If it takes the bird 18.0 min to travel 6.00 km relative to the earth
A 2.50 g bullet, traveling at a speed of 465 m/s, strikes the wooden block of a ballistic pendulum. The block has a mass of 275 g. What is the speed of the bullet/block combination immediately after collision.
A baseball is bunted down the third-base line leaving the bat from a height of 0.850m with an initial velocity of 4.00m/s at an angle of 36.87° above horizontal, what is the baseball's tangential acceleration at maximum height
Tsunamis are deep ocean waves that usually result from the undersea earthquakes or landslides. What is the tsunami's wavelength
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