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Question Bank, , UNIT-1(Introduction), , 2 Marks, , Define compressibility and bulk modulus? (May-2018), , Define term kinematic viscosity and mention their units? (Dec-2017), Explain the term dynamic viscosity and kinematic viscosity. (May-2016), Define compressibility and bulk modulus? (May-2015), , Differentiate solids and fluids. (May-2013), , 6. Distinguish between surface tension and capillarity. (May-2012), , \, , YVPwr, , 5 Marks, , 1. An open tank contains water up to depth of 2m and above it an oil of specific gravity 0.9 fora, depth of Im. Find the pressure intensity at the interface of two liquids and at the bottom tank., , (May-2018), , 2. Determine the viscosity of a liquid having kinematic viscosity 6 stokes and specific gravity1.9., (Dec-2017) ‘
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UNIT-2(Fluid Statics), , 2 Marks, , Ubon —, , eens, , 10., ll, 12, , What is metacentric height? (May-2018), What do you understand total pressure? (Dec-2017), Define the term buoyancy. (Dec-2017), What are the conditions of a floating body and a submerged body? (May-2016), What would be the effect on time period of oscillation with the increase in Metacentric, height? (May-2016) ., What is metacentric height? (May-2015), What is Archimede’s Principle? (May-2015), Explain hydrostatic paradox with the help of an example. (Dec-2014), What is a differential manometer and What are its types? (Dec-2014) *, . What is Pascal’s law and what are its engineering applications? (May-2013), . Discuss metacentric height with respect to stability and comfort. (May-2013), . Write a note on a differential manometer. (May-2012), , 5 Marks, , 1,, , 1, 1., , Derive an expression for the time period of oscillation of a floating body in terms of radius, of gyration and meta-centric height of floating body., , (May-2018), , Derive an expression for total force and centre of pressure for inclined plane surface, submerged in liquid. (Dec-2017), , A uniform body of size 3m long, 2m wide and 1m deep floats in water. What is the weight of, the body if depth of immersion is 0.8m? Determine meta-centric height also. Dec-2017), Derive an expression for calculating time of rolling of a floating body. (May-2015), , Derive an expression for the depth of centre of pressure from free surface of liquid of an,, inclined plane surface submerged in liquid. (May-2015), , A cubical tank has sides of 1.5m. It contains-water of depth 0.6m. The upper remaining part, is filled with oil of relative density 0.90. Determine the total pressure force and its location on, one of the vertical side of the tank. (ec-2014), , A vertical isosceles triangular gate is immersed in water with its vertex up. The base width of, gate is 2m and height 1.5m. The vertex of gate is 1m below the free water surface. Determine, the total pressure force and its location. (May-2013), , A trapezoidal channel of bottom width 2m and depth 1m has side slopes 1:1 . Determine the, total pressure and its location on a vertical gate closing the channel when it is full of water., (May-2012) :, , 0 Marks, , A trapezoidal channel with side slopes of 1 to 1 has to be designed to convey 10m3/s at a, velocity of 2m/s so that the amount of concrete.lining for the bed and sides js the minimum., Calculate the grea of lining required for one metre length of canal. (Dee-2017), , A solid cone(S= 0.8) diameter 36 cm and height 30 cm floats with its vertex downward in, water. Calculate meta centric height. Is this cone in stable equilibrium? (May-2015)
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UNIT-3(Fluid Kinematics), , 2 Marks , 1. Define Euler number. (May-2018), , 2. State different types of fluid flow. (May-2018), , 3. Define stream function and potential function. (May-2018), , 4. Write two properties of velocity potential. (Dec-2017), , 5. Define the term continuum as applied to the mechanism of flow. (May-2016), , 6. Classify different types of fluid. Distinguish between the Newtonian and Non-Newtonian fluid., (May-2016), , 7. Prove that streamlines and equipotential lines are orthogonal. (May-2016), , 8. Write continuity equation in polar coordinates. (May-2015), , 9. Write the four properties of stream function. (May-2015), , 10. Differentiate local and conventive acceleration, Normal and tangential acceleration. (Dec, 2014), 11. Write Euler’s equation of motion in Cartesian coordinates and define the meaning of each, , term. (Dec-2014), 12. What are the various ways of describing a flow pattern? (May-2013), , 5Marks, , Derive continuity equation in Cartesian coordinates. (May-2018), , If for a two dimensional potential flow, the velocity potential is x (2y - 1), determine the, velocity at point P(4,5). Also calculate the value of stream function at point P. (Dec-2017), , Does the velocity potential exist for the two dimensional incompressible flow prescribed by u=x, 4y and v=-(y+4x). (May-2015), , Derive continuity equation for flow along a stream line. (Dec-2014), , The stream function in two-dimensional flow is W= (6x-4y+7xy). Verify whether the flow is, irrational and determine the expression for the potential function. Also, determine the direction, , of a streamline at ‘point (1, -1). (May-2013), , , , es represented by : (a) W= x+y? (b) W= x”-y? (May-2016)
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UNIT-4(Fluid Dynamics), 2 Marks, , Write Bernoulli's equation. (May-2018), , What is flow net? (Dec-2017), , What are the assumptions made in the derivation of B, What is flow nets? What is its utility? (May-2016), Define circulation and vorticity. (May-2013), , ernoulli’s equation? (Dec-2017), , ANP wn, , Distinguish between free and forced vortex motions. (May-2012), , 5 Marks, , 1. Establish the Bernoulli’s theorem from the Euler’s equation of motion through stream line, tube. Mention the assumptions made. (May-2016), , 2. Derive Bernoulli’s equation for flow along a stream line. (May-2013)
