- D Δp/8L
- D Δp/4L
- 8 . Vavg/D
- 4 . Vavg/D
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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 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
According to Darcy's formula, the loss of head due to friction in the pipe is (where f = Darcy's coefficient, l = Length of pipe, v = Velocity of liquid in pipe, and d = Diameter of pipe)?
Answer: Option 4 Let'
1 Answers 1 views
The loss of head due to viscosity for laminar flow in pipes is (where d = Diameter of pipe, l = Length of pipe, v = Velocity of the liquid in the pipe, μ = Viscosity of the liquid, and w = Specific weight of the flowing liquid)?
Answer: Option 4 Let'
1 Answers 1 views
The distance from pipe boundary, at which the turbulent shear stress is one-third die wall shear stress, is (where R is the radius of pipe)?
Answer: Option 1 Let'
1 Answers 6 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
The pressure drop per unit length for laminar flow of fluid through a long pipe is proportional to (where, A = cross-sectional area of the pipe & D = Diameter of the pipe)?
Answer: Option 3 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
In case of turbulent flow of a Newtonion fluid in a straight pipe, the maximum velocity is equal to (where, Vavg = average fluid velocity)?
Answer: Option 2 Let'
1 Answers 2 views