When two identical centrifugal pumps are operating in series on a comm – McqOptions

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1.	When two identical centrifugal pumps are operating in series on a common rising main then:
A.	the discharge will be nearly doubled, while the pressure remains the same
B.	the pressure in the rising main will be nearly doubled, while discharge will remain the same
C.	the discharge as well as the pressure in the rising main will be doubled
D.	the discharge as well as the pressure in the rising main will increase but not become double
Answer» C. the discharge as well as the pressure in the rising main will be doubled

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