Mechanical Operations Mcqs for Chemical

Q.  A 30% (by volume) suspension of spherical sand particles in a viscous oil has a hindered settling velocity of 4.44 μm/s. If the Richardson Zaki hindered settling index is 4.5, then the terminal velocity of a sand grain is_________________?

a. 0.90 μm/s
b. 1 μm/s
c. 22.1 μm/s
d. 0.02 μm/s


ANSWER: See Answer
 
No explanation is available for this question!
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