Physics, 26.06.2020 21:01 sindy35111
A particle can only move along the x-axis. Forces act on it so that its potential energy function is: U(x) = 1 2 k1x 2 + 1 4 k2x 4 where k1 and k2 are positive. The particle is started at x = a with zero velocity. a. Where is the velocity a maximum? What is its magnitude? b. Where else will the velocity be zero? c. What is the force on the particle as a function of x?
Answers: 1
Physics, 22.06.2019 08:30
A40.0 l tank of ammonia has a pressure of 12.7 kpa. calculate the. volume of the ammonia if it’s pressure is changed to 8.4 kpa while its temperature remains constant.
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Physics, 22.06.2019 10:30
Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?
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Select all that applywhat are some basic resources a family is expected to provide for children? educationclothesspending
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Physics, 22.06.2019 20:30
Aball is thrown from the top of a building with an initial velocity of 21.9 m/s straight upward, at an initial height of 51.6 m above the ground. the ball just misses the edge of the roof on its way down, as shown in the figure. (a) determine the time needed for the ball to reach its maximum height. (b) determine the maximum height. (c) determine the time needed for the ball to return to the height from which it was thrown, and the velocity of the ball at that instant. (d) determine the time needed for the ball to reach the ground. (e) determine the velocity and position of the ball at t = 5.35 s.
Answers: 1
A particle can only move along the x-axis. Forces act on it so that its potential energy function is...
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