What is acceleration due to gravity and derive expression for tension and
acceleration in a string during motion
of bodies connected by a string and
passing over frictionless pulley.

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