On a very hot day, the metal wires in the cable 6. _
heat. This causes
the metal wires to7. _
The wires
thus 8. _
in length and width,
causing them to sag.

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