Q1) Determine the removal efficiency for a sedimentation basin with a critical overflow velocity of 2m³/m²h in treating a water containing particles whose settling velocities are distributed as given in the table below. Plot the particle histogram for the influent and effluent wastewater. Settling velocity ,m/h 0.0-0.5 0.5-1 1-1.5 1.5-2 2-2.5 2.5-3 3-3.5 3.5-4 Total Number of particles per liter × 10-5 30 50 90 110 100 70 30 20 500
Q1) Determine the removal efficiency for a sedimentation basin with a critical overflow velocity of 2m³/m²h in treating a water containing particles whose settling velocities are distributed as given in the table below. Plot the particle histogram for the influent and effluent wastewater. Settling velocity ,m/h 0.0-0.5 0.5-1 1-1.5 1.5-2 2-2.5 2.5-3 3-3.5 3.5-4 Total Number of particles per liter × 10-5 30 50 90 110 100 70 30 20 500
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Q1) Determine the removal efficiency for a sedimentation basin with a critical
overflow velocity of 2m³/m².h in treating a water containing particles whose
settling velocities are distributed as given in the table below. Plot the particle
histogram for the influent and effluent wastewater.
Settling velocity ,m/h
0.0-0.5
0.5-1
1-1.5
1.5-2
2-2.5
2.5-3
3-3.5
3.5-4
Total
Number of particles
per liter × 10-5
30
50
90
110
100
70
30
20
500
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