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Results tagged with newtonian-mechanics
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user 176359
Newtonian mechanics discusses the movement of classical bodies under the influence of forces by applying Newton’s three laws. For more general concepts, use [classical-mechanics]. For Newton’s description of gravity, use [newtonian-gravity].
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Screw falling in an elevator
First of all, the equation of motion is $s = ut + \frac{1}{2} at^2.$
As the elevator is moving upwards and $g$ acts downward,
resultant acceleration = $g-(-a)$ = $ g+a$ which is in the downward dire …
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