Four 7.5 kg spheres are located at the corners of a square of side 0.74 m. Calculate the magnitude and direction of the gravitational force on one sphere due to the other three.
Physics - bobpursley, Tuesday, November 3, 2009 at 9:18pm
Use symettry. YOu know the force will be diagonal.
the side components will be
and the diagonal will be
Physics - Anonymous, Tuesday, November 3, 2009 at 9:37pm
i got 1.71E-8 and that was wrong and then i got 1.03E-8 and it was still wrong
Physics - susan, Monday, November 30, 2015 at 4:14pm
with sig figs the answer should be
2.0*10^-8 N towards the center of the circle