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Two particles collide and stick together to form a new particle.First particle has a rest energy E0 and a kinetic energy 2E0.Second particle is stationary and has a rest energy 2Eo. Find therest energy and the speed of the new particle.
James Stewart, 2002 Motocross/Supercross Rookie of the Year, is leading a race when he runs out of gas near the finish line. Determine the distance the racer travels before coming to a stop
The inner sphere has radius 15.0 cm and the capacitance is 116 pF. If the potential difference between the two spheres is 220 V, illustrate what is the magnitude of charge on each sphere?
A painting of mass 3.20 kg hangs on a wall. Two thin pieces of wire, each 0.250 m long, connect the painting's center to two hooks in the wall. how much tension is in each piece of wire
A skier is initially stationary, but then accelerates at2.4 m/s2 down a hill that isinclined 23° below the horizontal. How far horizontally and vertically has the skier traveled in6 s?
A student (m=63 kg) falls freely from restand strikes the ground. During the collision with the ground, hecomes to rest in a time of 0.010 s. From what height did the student fall
A projectile is fired with an initial speed of 37.8m/s at an angle of 44.7 degrees above the horizontal on a long flat firing range. Determine the total time in the air
A ball of mass 0.25 Kg that is moving with a speed of 10 m/s collides head-on and elastically with another ball initially at rest. Calculate the mass of the target ball
A 96-kg man's thighbone has a relaxed length of 0.56 m, a cross-sectional area of 6.7 10-4 m2, By how much does the thighbone compress when the man is standing on both feet
A heat engine has a useful work output of 4.0 kJ and expels 8.0 kJ of exhaust energy in each cycle. what is the engine's thermal efficiency
Completly lost , a projectile is fired vertically upwards .air drag dissapates 68 kj during it's ascent . how much higherwould it have gone if air drag were negligible
An electric water heater operates at 66 A and 16 kilowatts, Calculate N (the total number of resistors) and the cost of manufacturing the heating element if in a pack of 100 resistors cost $0.50
When the Mars rover was deployed on the surface of Mars in July 1997, radio signals took about 12.1 min to travel from Earth to the rover. How far was Mars from Earth at that time
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