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Results tagged with newtonian-gravity
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user 129583
This tag is for questions regarding the Newtonian model of gravity in which the force between two objects is given by $~GMm/r^2~.$ It is a natural phenomenon by which all things with mass or energy – including planets, stars, galaxies, and even light – attract one another. On Earth, gravity gives weight to physical objects, and the Moon's gravity causes the ocean tides.
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Will this Rocket hit ground in same time for both cases or any diffeence (see fig)?
Only Gravitation force exist.
Rocket dropped from height $h$ on ground.
Without firing rocket can hit ground in $t$ second.Rocket has enough fuel for journey of $T$ time.
Rocket does not have any kind …
- 23
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How to calculate force required to change a flywheel(rotating) at 180 degree angle or diffre...
As we try to change direction axis of flywheel which is rotating on his own spin axis, feel a force which resist this change.
So how can I calculate required minimum force to change direction of axis …
- 23