Chemical Engineering — Test 136
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Question 1
The velocity profile for a Bingham plastic fluid flowing (under laminar conditions) in a pipe is__________________?
Question 2
In case of hydraulically smooth pipe, the resistance to flow depends only on the Reynolds number, whereas for a hydraulically rough pipe, the resistance to flow is governed by the relative roughness. Two pipes are said to have the same hydraulic roughness, when they have equal values of___________________?
Question 3
At a constant speed of the centrifugal pump, it‟s _____________ the impeller diameter?
Question 4
Foot valves provided in pumps are ____________ valves?
Question 5
Which of the following can be used for the direct measurement of volumetric flow rate of slurry ?
Question 6
The dimension of dynamic viscosity is__________________?
Question 7
In case of centrifugal fan or blower, the gas capacity varies as __________________?
Question 8
The maximum delivery pressure of compressors can be upto _____________ atmospheres?
Question 9
Dean number is concerned with the____________________?
Question 10
A pipe is defined as ‘hydraulically smooth’, if the friction factor_________________?