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A mass of 2.4 kg is moving at 19.2 m/s in the positive x direction. It collides with a mass of 2.4 kg at rest in an inlastic, head on collision. What is the total kinetic energy of both masses after the collision in Joules?
Suppose the temperature of 4.56 L of ideal gas drops from 359 K to 275 K. Find the number of moles of gas
An airplane with a speed of 73.9 m/s is climbing upward at an angle of 71.7 ° with respect to the horizontal. When the plane's altitude is 555 m, determine the angle of the velocity vector of the package
The nucleus of a hydrogen atom is a single proton. The radius of a proton is approximately 1 fm (1 multiplied by 10âˆ'15 m). What is the approximate volume of a proton
In a hydaulic lift the radius of the pistons are 1.75cm and 17.5cm. A car weighing 19.6kN is to be lifted by the force of the large piston. how far is the car lifted
A 0.361 T magnetic field in a mass spectrometer causes an isotope of sodium to move in a circular path with a radius of 0.077m. what is the isotope's mass
A 5.5- kg concrete block rests on a level table. A 3.1- kg mass is attached to the block by a string passing over a light, what is the coefficient of friction between the block and the table
A block slides down an inclined plane, starting from rest and being pushed with a constant acceleration of 5.35 m/s2 over a distance of 18.8 cm. Find the total time the block is in motion
A small electric car overcomes a 244N friction force when traveling 29.6km/hr. The electric motor is powered by ten 12.0V batteries connected in series and is coupled directly to the wheels whose diameters are 49.0cm. The 281 armature coils are re..
A researcher notices that the frequency of a note is emitted by a car horn appears to drop from 284 Hz to 266 Hz as the car passes him. What value does he obtain for the speed of the car
A beaker of mass 325 g is sitting on a table. The beaker is filled with 210 g of water. The beaker and water are initially in thermal equilibrium at 22 ?C, What is the specific heat of the beaker
The fan blades on a jet engine make one thousand revolutions in a time of 81.8 ms. What is the angular frequency of the blades
what is the specific enthalpy of saturated steam at a temperature of 464 degrees F? If you have 75 lbs of this steam, what is the total volume
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