What is jupiters orbital period

If the speed of a particle triples ,by what factor does its kinetic energy increase?

Which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?

Panel bc in fig. p2.76 is semi-circular, with the 3 meter radius and horizontal straight edge through point b. compute (a) the hydrostatic force of the water on the panel, (b) its center of pressure, and (c) the moment of this force about point b. assume atmospheric pressure on the dry side of the panel