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A 0.160 kg croquet ball makes an elastic head-on collision with a second ball initially at rest. The second ball moves off with half the original speed of the first ball.
a) What is the mass of the second ball?
b) What fraction of the original kinetic energy (?KE/KE) gets transferred to the second ball?
An object in the shape of a thin ring has radius a and mass M. What is the gravitational force that the sphere exerts on the ring-shaped object
A spaceship of mass 2.20×106kg is cruising at a speed of 4.20×106m/s when the antimatter reactor fails, blowing the ship into three pieces
A cylindrical solenoid of 0.4m length has a diameter of 10mm and 250 tightly wound turns of wire uniformly distributed along its length. Around the middle of the solenoid is a 2-turn rectangular loop 3 x 2 cm2 in size, entirely made of resistive w..
Santa loses his footing and slides down a frictionless, snowy roof that is tilted at an angle of 29.0 degrees. what is his speed as he leaves the roof
child whose mass is 30 kg sits on a merry-go-round at a distance of 2 m from the center. What is the magnitude of the net force (in Newton) acting on the child?
A 250MW laser pulse is focused with a lens to a diameter of 2.5?m. What is the laser beam's electric field amplitude at the focal point
The great, grey-green, greasy Zambezi River flows over Victoria Falls in south central Africa. what is the velocity of the water when it hits the bottom
Consider a uniform thin rod of length 2.00 m and mass 1.00 kg is lying on a smooth horizontal table. How far does the center of mass of the rod travel during the time it takes to make one complete revolution
When the temperature of a coin is raised by 83.1 C°, the coin's diameter increases by 2.60 x 10-5 m. If the original diameter is 1.61 x 10-2 m, find the coefficient of linear expansion.
A computer disk is 8.0 in diameter. A reference dot on the edge of the disk is initially located at the disk accelerates steadily for 0.50, reaching 2000.
A 4.80 long, 600 steel beams extends horizontally from point where it has been bolted to the framework of a new building under construction. A 75 construction worker stands at the far end of beam.
If unpolarized light of intensity l0 passes through an ideal polarizer, what is the intensity of the emering light
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