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A 2.0 kg object moving with a velocity of 5.0 m/s in the positive x direction strikes and sticks to a 3.0 kg object moving with a speed of 2.0 m/s in the same direction. How much kinetic energy is lost in this collision?
Describe the operation of a scanning tunneling microscope and explicitly include how it involves barrier tunneling.
a woman can read the newspaper if it is held no closer than 57.2 cm from teh eye. what should the focal length of a
If the flywheel on my truck has a mass of 22.8Kg a radius of .4572 meters and is rotating at 250 revolutions per minute
question point charge 2.0 uc is located at x 0 y 0.30m point charge -2.0uc is located at x 0 y -0.30 . what are athe
A sphere of mass 10.0 kg and radius 0.45 m is subject to an angular acceleration about its center of 2.00 rad/s2. What are the final respective rotational kinetic energies, assuming both the objects began at rest
A 10-m-long glider with a mass of 680kg (including the passengers) is gliding horizontally through the air at 26m/s, What is the glider's speed just after the skydiver lets go
A rocket traveling 1850 m/s away from the Earth at an altitude of 6800 km fires its rockets, at what rate must the gases be ejected
An object of mass 2.98 kg, moving with an initial velocity of 4.97 m/s, collides with and sticks to an object of mass 2.54 kg with an initial velocity of -3.92 m/s. Find the final velocity of the composite object
hydrogen atom number 1 is known to be in the 4f state. hydrogen atom number 2 is in the 5d state. what is the energy of
A sled and rider with with a combined mass of 50kg are at the top of a hil a height of 14m above the level ground below, After the push, what is the total mechanical energy of the sled and rider at the top of the hill
A 120-V motor has mechanical power output of 2.70 hp. It is 94.0% efficient in converting power that it takes in by electrical transmission into mechanical power. Find the current in the motor
Red light from three separate sources passes through a diffraction grating with 5.50×105 lines/m. Calculate the first-order diffraction lines of each ot these sources
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