Physics, 11.01.2021 18:50 lolyourenotpoppunk
A railroad car of mass M moving at a speed v1 collides and couples with two coupled railroad cars, each of the same mass M and moving in the same direction at a speed v2. (a) What is the speed vf of the three coupled cars after the collision in terms of v1 and v2
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The average density of the planet uranus is 1.27 103 kg/m3. the ratio of the mass of neptune to that of uranus is 1.19. the ratio of the radius of neptune to that of uranus is 0.969. find the average density of neptune.
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Based on this activity, is kinetic energy always transformed into potential energy?
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A railroad car of mass M moving at a speed v1 collides and couples with two coupled railroad cars, e...
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