Fluid Mechanics for Chemical — Test 3
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Question 1
The pressure co-efficient is the ratio of pressure forces to ______________ forces?
Question 2
Prandtl mixing length is___________________?
Question 3
Viscosity of water at 40°C lies in the range of___________________?
Question 4
Potential flow is characterised by the___________________?
Question 5
Applicability of Bernoulli’s equation is limited to a/an _____________ fluid, that does not exchange shaft work with the surroundings?
Question 6
The equation relating friction factor to Reynold number, f-0.5 = 4 loge (NRe/√f)-0.4, is called the _____________ equation?
Question 7
Which of the following relationship is valid for the equilibrium position of the float in a Rotameter? (Where, Df= Drag force on the float Bf = Buoyant force on the float Wf = Weight of the float)?
Question 8
Fluid resistance to shear depends upon its_______________?
Question 9
Forces acting on a particle settling in fluid are _____________ forces?
Question 10
The ratio of the depth of flow to the diameter of the channel for maximum discharge in a circular channel in open channel flow is________________?