*/*_Check valve is used for __________ flow.?

1.	/_Check valve is used for __________ flow.?
A.	Very precise control of
B.	Unidirectional
C.	Multidirectional
D.	None of these
Answer» C. Multidirectional

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*/*_Check valve is used for __________ flow.?

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/_Check valve is used for __________ flow.?