Size Reduction
Quick practice
Question 1 of 5
A slurry is filtered at the rate of 
in 20 min. After the filtration process, washing is done by 
of wash water. Calculate the washing time (in min.). If medium resistance is negligible and filtration is continued till 
of filtrate is collected.
A
40 min
B
20 min
C
128 min
D
80 min
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