The inclined-tube manometer shown in the figure below is used to measure smal pressure changes. Determine the difference in pressure between points A and E it the manometer liquid, mercury, is in the position shown. The pipe at A contains water and the one at E contains natural gas. For mercury, YHq= 846 Ib/ft³. 8 in. 2 in 20 14 in

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Time and time related variables in engineering

Time is the event progression starting from past to present and then, future statistically. The time-related variable is any particular value in relation to time to assess its changes on a specified (XY) plane.