What is the time of settlement of coarse particle of a soil sample, of diameter 0.5?Take γ=0.905D2 and height of water tank as 5 m.

What is the time of settlement of coarse particle of a soil sample, of

1.	What is the time of settlement of coarse particle of a soil sample, of diameter 0.5?Take γ=0.905D2 and height of water tank as 5 m.
A.	11.6 seconds
B.	72.8 seconds
C.	14 seconds
D.	22.1 seconds
Answer» E.