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A particle leaves the origin with an initial velocityof 2.37 m/s in the x direction, and moves with constantacceleration ax = -1.73 m/s2 and y = 3.20 m/s2.
How far does theparticle move in the direction before turning around?
What is the particle's velocity at this time.
An observer moving toward Earth with a speed of 0.96 notices that it takes 5.2 for a person to fill her car with gas. Assume, in its place, that the observer had been moving away from Earth with a speed of 0.80.
A 10,000 kg railroad car is rolling at 1.5 m/s when a 4000 kg load of gravel is suddenly dropped in. What is the car's speed just after the gravel is loaded
A vehicle with a mass of 2200kg moving with an initial speed of 24.6 m/s hits a utility pole and comes to a stop. What acceleration does the car encounter
A ball initially at rest rolls without slipping down an inclined plane while a block slides without friction down an identical plane. Which arrives at the bottom with more kinetic energy
A race car starting from rest accelerates at a constant rate of 6.50 m/s2. What is the velocity of the car
suppose you made a 5.40 kiloOhm resistor from a carbonresistor and a Nichrome wire-wound resistor connected together so the total resistance is the sum of their separate resistances. Whatvalue should the carbon resistor have (at 0 degrees Celsius)..
1. how many kg of coal are used to supply 1500 watts to heat a barn for 7 hours? the energy content of coal is 19 x 106
Your roommate is working on his bicycle and has the bike upside down. He spins the 56.0cm -diameter wheel, What is the pebble's acceleration
A car starts from rest at a stop sign. It accelerates at 3.7 m/s^2 for 6.8s , coasts for 2.4s , How far apart are the stop signs
A ball is dropped from a height of 1.50m and rebounds to aheight of 1.20m. Approxiamtely how many rebounds will the ball make before losing 90% of its energy
A sledge loaded with bricks has a total mass of 17.2 kg and is pulled at constant speed by a rope inclined at 20.3° above the horizontal. What is the mechanical energy lost due to friction
A house at the bottom of a hill is fed by a full tank of water = 6.50 deep and connected to the house by a pipe that is = 130 long at an angle of = 61.0 from the horizontal. Find out the water gauge pressure at the house.
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