User: Mayank Aggarwal

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Mayank Aggarwal ♦♦ 0
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Posts by Mayank Aggarwal

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Answer: A: State and prove properties of state transition matrix. Obtain the state model fo
... Properties of state Transition matrix => 1) $\phi(o)$ = $e^{Ao}$ = I 2) $\phi(t) = e^{At} = [\phi(-t)]^{-1}$ i.e. $\phi^{-1}(t) = \phi(-t)$ 3) $\phi(t_1 + t_2) = e^{A(t_1+t_2)}$ =$e^{At_1}.e^{At_2} = \phi(t_1).\phi(t_2)$ 4) $[\phi(t)]^n = [e^{At}]^n$ = $\phi(nt)$ 5) $\phi(t_2-t_1).\phi(t ...
written 6 days ago by Mayank Aggarwal ♦♦ 0 • updated 4 days ago by abhishektiwari1712 ♦♦ 30
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What do you understand by hydrodynamically rough and smooth boundaries
... What do you understand by hydrodynamically rough and smooth boundaries May- 17 Subject : **Fluid Mechanics** Topic : **Turbulent Flow** ...
fm2(74) written 8 days ago by Mayank Aggarwal ♦♦ 0
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A rough pipe of diameter 400mm and length 1000m carries water at the rate of 0.4 m3/s the wall roughness is 0.012 mm.
... Determine he coefficient of friction , wall shear stress, centre line velocity and velocity at a distance of 150mm from the pipe wall Dec - 17 Subject : **Fluid Mechanics** Topic : **Turbulent Flow** ...
fm2(74) written 8 days ago by Mayank Aggarwal ♦♦ 0
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For turbulent flow in pipe of diameter 300mm,find the discharge when he centre line velocity is 2m/s and the velocity at a point 100m from the centre as measured by pitot tube is 1.6 m/s
... For turbulent flow in pipe of diameter 300mm,find the discharge when he centre line velocity is 2m/s and the velocity at a point 100m from the centre as measured by pitot tube is 1.6 m/s Dec - 17 Subject : **Fluid Mechanics** Topic : **Turbulent Flow** ...
fm2(74) written 8 days ago by Mayank Aggarwal ♦♦ 0
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Explain the term coefficient of friction. On what factors does this coefficient depend?
... Explain the term coefficient of friction. On what factors does this coefficient depend? Dec - 17 Subject : **Fluid Mechanics** Topic : **Turbulent Flow** ...
fm2(74) written 8 days ago by Mayank Aggarwal ♦♦ 0
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Show that the momentum correction factor and energy correction for laminar flow through a circular pipe are 4/3 and 2.0 respectively
... Show that the momentum correction factor and energy correction for laminar flow through a circular pipe are 4/3 and 2.0 respectively May- 17 Subject : **Fluid Mechanics** Topic : **Laminar Flow** ...
fm2(74) written 8 days ago by Mayank Aggarwal ♦♦ 0
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Prove that the velocity distribution for viscous flow between two parallel plates when both plates are fixed across a section is parabolic in nature.
... Also prove ha velocity is equal to one and a half times the average velocity Dec- 17 Subject : **Fluid Mechanics** Topic : **Laminar Flow** ...
fm2(74) written 8 days ago by Mayank Aggarwal ♦♦ 0
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Determine the pressure gradient, the shear stress at the two horizontal parallel plates and the discharge per meter width for the laminar flow of oil with a maximum velocity of 2m/s between
... between two horizontal fixed plates which are 100mm apart. Given µ=2.4525 $\frac{Ns}{m^2}$ Dec- 17 Subject : **Fluid Mechanics** Topic : **Laminar Flow** ...
fm2(74) written 8 days ago by Mayank Aggarwal ♦♦ 0
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An oil of viscosity 0.1 Ns/m2 and relative density 0.9 is flowing through a circular pipe of diameter 50mm and of length 300 m.
... The rate of flow through pipe is 3.5 liters/s. Find the pressure drop and also the shear stress at the pipe wall May- 17 Subject : **Fluid Mechanics** Topic : **Compressible Flow** ...
fm2(74) written 8 days ago by Mayank Aggarwal ♦♦ 0
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Calculate the stagnation pressure , temperature and density on the stagnation point on the nose of the plane,
... which is flying at 800 km/hour through still air having a pressure 8.0 N/cm2 (abs) and temperature -100 C. Take R=287 L/g K and k =1.4 May- 17 Subject : **Fluid Mechanics** Topic : **Compressible Flow** ...
fm2(74) written 8 days ago by Mayank Aggarwal ♦♦ 0

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