Chemical Engineering - Mechanical Operations
Exercise : Mechanical Operations - Section 8
11.
For a turbine agitated and baffled tank, operating at low Reynold's number (based on impeller diameter), the power number (Np) varies with NRe as
12.
Which of the following is not accomplished by agitation of liquids in agitators?
13.
Which of the following parts of a jaw crusher is subjected to maximum wear and tear during its operation ?
14.
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
15.
The specific surface of spherical particles is given by (where D and ρ are diameter and density of particle).
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