Particles intended to be removed in a continuous flow water sedimentation tank, should have settling velocity.

None of the above

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Equal to horizontal velocity

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Less than the surface loading of the tank

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More than the surface loading of the tank

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Solution

The correct option is D More than the surface loading of the tank
Any particles having size such that its settling velocity is greater than or equal to the overflow rate of the tank will get removed by 100%.

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