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A 5.00 kg ball, moving to the right at a velocity of +2.00 m/s on afriction less table, collides head-onwith a 7.50 kg ball moving with a velocity of -1.00 m/s. Find the final velocities of the ball if the collision is a) elastic, and b) completely inelastic.
An intense light source radiates uniformly in all directions. What is the total average power output of the source
A small conductive rod of length 1.5 m moves with a constant velocity v=15 m/s in a direction parallel to a long wire carrying a current of 22 A. Calculate the electric potential induced across the rod
The frequency doubled output of a Nd3+ YAG laser has a wavelength of 532nm. If each pulse of light has a total energy of 0.550J and the repetition rate of the laser is 30Hz, how many photons does the laser emit at 532nm in 3 minutes.
If the diameter of the fifth circular orbit of the hydrogen atom is 26.5 A, what is the frequency of the reveloution
Yet another bizarre baton is created by taking four identical balls, each with mass 0.346 kg, and fixing them as before except that one of the rods has a length of 1.02 m, Calculate the moment of inertia of this baton when oriented
Body fat has an energy content of about 38,000 Joules per gram. Suppose your weight has been constant, how much weight will you have gained
A block with a weight of 7.7 N is at rest on a horizontal surface. What is the magnitude of the force of the block on the horizontal surface
A 0.20 {rm kg} rock is thrown vertically upward from the top of a cliff that is 31.0 {rm m} high. While it hits the ground at the base of the cliff, the rock has the speed of 31 {rm m/s}. Assume that air resistance can be ignored; find the initial sp..
A 29 cm long solenoid, 1.8 cm in diameter, is to produce a 0.24 T magnetic field at its center. If the maximum current is 5.7 A, how many turns must the solenoid have
a contestant in a winter games event pushes a 31 kg block of ice across a frozen lake. the coefficient of static friction is 0.1, Calculate minimum Force he must exert to get moving back
A 181.99 kg car that stopped at a traffic light is struck from the rear by a 419.72 kg car. find the velocity of the entangled cars after the collision
A solid ball encounters a 0.760 m vertical rise on the way back to the ball rack. Find the translational speed at the top
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