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This tag is for the classical concept of forces, i.e. the quantities causing an acceleration of a body. It expands to the strong/electroweak force only insofar as they act comparable to ‘classical’ forces. Use the [particle-physics] tag for decay channels due to forces and [newtonian-mechanics] or one of the other subtopics of [classical-mechanics] for the dynamics of classical systems.

-2 votes

How is it possible to drive a nail into a piece of wood using a hammer?

See first of all there is no equal and opposite reaction also here the surfaces are not perfectly flat enough for example take a look on a tip of nail it’s pointed so here the geometry plays a key rol …
Sharique Khan's user avatar