(a) Give an example in which the net force acting on an object is zero, yet the net torque is nonzero. (b) Give an example in which the net torque acting on an object is zero, yet the net force is nonzero.
2007-11-22 05:39:27 · 2 answers · asked by boy101 3 in Science & Mathematics ➔ Physics
a) The flywheel of a gyroscope when it is being accelerated. It remains at rest (that is, the centre of mass does not move), but the spin rate increases.
b) Drop any object, such as a stone.
2007-11-22 06:01:15 · answer #1 · answered by za 7 · 2⤊ 0⤋
The extensive-unfold "tablecloth pull" that leaves all the dishes in place is all in accordance with Physics. Newton's First regulation states that "bodies in action have a tendency to stay in action and bodies at relax have a tendency to stay at relax except acted upon via a internet exterior tension." The dishes *choose* to stay at relax at the same time as the tablecloth is being pulled.
2016-11-12 10:12:16 · answer #2 · answered by ? 4 · 0⤊ 0⤋