- Vavg
- 1.2 Vavg
- 1.5 Vavg
- 1.8 Vavg
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What is the ratio of the velocity at the axis of the pipe to the mean velocity of flow in case of pipe flow under viscous condition?
Answer: Option 4 Let'
1 Answers 3 views
What is the shear rate at the pipe wall, in case of laminar flow of Newtonion fluids in a pipe of diameter 'D' & length 'L' incurring a pressure drop 'Δp' with average velocity 'Vavg'?
Answer: Option 3 Let'
1 Answers 1 views
What is the printout of the following switch statement char ch = 'a'; switch (ch){ case 'a': case 'A': System.out.print(ch); break; case 'b': case 'B': System.out.print(ch); break; case 'c': case 'C': System.out.print(ch); break; case 'd': case 'D': System.out.print(ch); }?
Answer: Option 3 Let'
1 Answers 1 views
The depth ‘d’ below the free surface at which the point velocity is equal to the average velocity of flow for a uniform laminar flow with a free surface, will be (where D is the depth of flow)?
Answer: Option 2 Let'
1 Answers 15 views
The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is (where R is radius of pipe)?
Answer: Option 1 Let'
1 Answers 2 views
For turbulent fluid flow in pipe, the expression for Prandtl one seventh power law is (where, r = pipe radius, x = distance).?
Answer: Option 1 Let'
1 Answers 1 views
For turbulent flow of an incompressible fluid through a pipe, the flow rate Q is proportional to (Δ P)n, where ΔP is the pressure drop. The value of exponent 'n' is?
Answer: Option 3 Let'
1 Answers 5 views
The head loss in turbulent flow in pipe is proportional to(where, V = velocity of fluid through the pipe)?
Answer: Option 1 Let'
1 Answers 1 views
For laminar flow of Newtonion fluids through a circular pipe, for a given pressure drop and length & diameter of pipe, the velocity of fluid is proportional to(where, μ = fluid viscosity )?
Answer: Option 2 Let'
1 Answers 1 views
The velocity at which the flow changes from laminar flow to turbulent flow is called?
Answer: Option 1 Let'
1 Answers 1 views