The table shown weighs 30 lb and has a diameter of 4 ft. It is supported by three legs equally spaced around the edge. A vertical load P of magnitude 100 lb is applied to the top of the table at D. Determine the maximum value of a if the table is not to tip over. Show, on a sketch, the area of the table over which P can act without tipping the table.

CIVIL EN 3130 SPRING 2015 LECTURES 9 Contents teuessoedtn 2 sena 5 2.1 Standard manometers . . . . . . . . . . . . . . . . . .6. . . . 2.2 Micromanometers . . . . . . . . . . . . . . . . . . . .8. . . . . Reading Sections 2.3 and 2.4 of the text book. Homework Problems 2.27, 2.32, 2.33, and 2.34 from the text book. Review from L8: Specific weight Incompressible Fluid: CIVIL EN 3130: LECTURE 9 UNITS AND SCALES OF PRESSURE MEASUREMENT 2 tnmerusaeerusserpfoselacdsnst1