Chemical Engineering — Test 138
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Question 1
The terminal velocity of a small sphere settling in a viscous fluid varies as the___________________?
Question 2
A Rotameter through which air at room temperature and atmospheric pressure is flowing gives a certain reading for a flow rate of 100 cc/sec. If helium (molecular weight 4) is used and Rotameter shows the same reading, the flow rate (cc/sec) is__________________?
Question 3
Co-efficient of velocity is ___________________ the coefficient of discharge?
Question 4
The inherent characteristic of an equal percentage valve relating flow rate ‘q’ with valve stem movement ‘x’ are described by the equation_________________?
Question 5
The terminal velocity of a particle moving through a fluid varies as dp n. What is the value of n’ for Newton’s law regime ?
Question 6
Fluidised beds are formed, when the__________________?
Question 7
Which of the following is not concerned with the fluid-particle interaction ?
Question 8
The ____________ is measured by a piezometric opening?
Question 9
What is the normal range of exit cone angle of a Venturimeter ?
Question 10
For one dimensional flow of an incompressible fluid in unsteady state in x-direction, the continuity equation is given by_______________?