Search results

A sphere of mass 3.1 multiplied by 10-4 kg is suspended from a cord. A steady horizontal breeze pushes the sphere so that the cord makes a constant angle of 42° with the vertical. (a) Find the magnitude of that push. (b) Find the tension in the cord.

is swimming 11 laps (22 lengths) in a pool in under 10 minutes considered difficult? for a pretty decent swimmer, is it possible?