State Bernoulli’s theorem and write down the assumptions for it.
[3 marks]Explain the term viscosity and differentiate between Kinematic viscosity and Dynamic viscosity.
[4 marks]Define fluids and explain different types of fluid with figure.
[7 marks]Define & Explain (i) Capillary Effect (ii) Specific Gravity (iii) Mass density
[3 marks]Distinguish between: (1) Rotational and Irrotational flow (2) Uniform and Non- uniform flow
[4 marks]State and explain the pascal’s law with its applications.
[7 marks]Derive expressions for total force and centre of pressure on a vertical plane surface submerged in static liquid.
[7 marks]Draw simple sketch and explain working of piezometer.
[3 marks]A U-tube manometer contains the mercury as monomeric liquid. One end of manometer is connected to a pipe in which a fluid of specific gravity 0.8. The level of mercury in right limb is 7 cm above the centre of pipe. Calculate pressure of fluid in a pipe when the difference of mercury level in two limbs is 17 cm.
[4 marks]Derive an expression for Euler’s equation of motion.
[7 marks]Give classification of manometer.
[3 marks]Apipe is having diameters, 30 cm and 15 cm at the cross sections 1 and respectively, through which water is flowing. The velocity of water at section-1 is given as 6 m/s. determine the velocity head at section-1 and 2 and also flow rate.
[4 marks]Derive an expression for equation of continuity in a 3D flow in Cartesian co-ordinates system.
[7 marks]Classify the various energy (Major & Minor) losses in pipe.
[3 marks]Write a short note on the hydraulic co-efficients. Page 1 of
[2 marks]Derive a Darcy Weisbach equation for Head Loss due to friction in pipe and also derive Chezy’s formula from that.
[7 marks]Define EGL and HGL.
[3 marks]Calculate the discharge through a pipe of diameter 250 mm when the difference of pressure head between the two ends of pipe 500 m apart is 3.5 m of water. Take value of friction factor is 0.04.
[4 marks]Derive an expression for rate of flow through Venturimeter.
[7 marks]Define orifice and mouthpiece and explain the term vena contracta.
[3 marks]Differentiate between Notch & Weir.
[4 marks]Derive an expression for discharge through triangular notch.
[7 marks]Give classification of orifices and mouthpieces.
[3 marks]Differentiate between open channel flow and pipe flow.
[4 marks]Derive an expression for most efficient and economical cross section for rectangular cross section. Page 2 of
[2 marks]