Title: Free fall methods investigation
|Date:||July 17, 2012|
|Length:||10 / 2815|
|No of views:||0|
|Essay rating:||good 0, average 0, bad 0 (total score: 0)|
In skydiving, the term is also applied to the period of the jump before the parachute is opened, and in colloquial usage, falling through an atmosphere is normally considered to be free fall.
Example of free fall:-
An object dropped in a vacuum tube
Things that are not at fee fall:-
Jumping from an airplane: there is a resistance force provided by the atmosphere...
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A system that is oscillating has been given extra energy by some outside force - it has more energy than a system in its equilibrium position.
The movement of an oscillating body is called 'harmonic motion'.
SHM and Circular motion
The motion is uniform circular motion, meaning that the angular velocity is constant, and the angular displacement is related to the angular velocity by the equation:
Plugging this in to the x and y positions makes it clear that these are the equations giving the coordinates of the object at any point in time, assuming the object was at the position x = r on the x-axis at time = 0:
An object experiencing simple harmonic motion is traveling in one dimension, and its one-dimensional motion is given by an equation of the form
The amplitude is simply the maximum displacement of the object from the equilibrium position...
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