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Important Formulas - Pipes and Cistern - Tricks & Shortcuts

1. Inlet:
A pipe connected with a tank or a cistern or a reservoir, that fills it, is known as an inlet.

Outlet:
A pipe connected with a tank or cistern or reservoir, emptying it, is known as an outlet.

2. If a pipe can fill a tank in x hours, then:
part filled in 1 hour =      1/x.

3. If a pipe can empty a tank in y hours, then:
part emptied in 1 hour = 1/y.

4. If a pipe can fill a tank in x hours and another pipe can empty the full tank in y hours (where y > x), then on opening both the pipes, then
the net part filled in 1 hour    =   ((1/x) – (1/ y)).
               
5. If a pipe can fill a tank in x hours and another pipe can empty the full tank in y hours (where x > y), then on opening both the pipes, then

the net part emptied in 1 hour  =  ((1/y) – (1/ x)).



Important Formulas - Pipes and Cistern - Tricks & Shortcuts Important Formulas - Pipes and Cistern - Tricks & Shortcuts Reviewed by Job today on 21:57 Rating: 5
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