Chemical Engineering — Test 85
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Question 1
Mass flow of granular solid (M) through a circular opening of dia, D follows_____________________?
Question 2
Size reduction does not occur due to compression in case of________________?
Question 3
The capacity of a belt conveyor depends upon two factors. If one is the cross-section of the load, the other is the _____________ of the belt?
Question 4
The grinding in a hammer crusher takes place due to the_______________?
Question 5
Which of the following is not an ultrafine grinder (colloid mill) ?
Question 6
Compressibility co-efficient for an absolutely compressible cake is_______________?
Question 7
If dp is the equivalent diameter of a non-spherical particle, Vp its volume and sp its surface area, then its sphericity is φs is defined by________________?
Question 8
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_________________?
Question 9
Which of the following crushers can be considered as a combination of a jaw crusher and a roller crusher ?
Question 10
Handling of ashes and similar materials can be done best by a ______________ conveyor?