A decanter centrifuge is a machine for continuous sedimentation of su – McqOptions

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1.	A decanter centrifuge is a machine for continuous sedimentation of suspended solids from a liquid by the action of ________in an elongated, horizontal rotating bowl.
A.	Centrifugal force
B.	Gravitation force
C.	Friction force
D.	Force of resistance
Answer» B. Gravitation force

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