1.a. Write a short note on capillarity and surface tension

1.b. Experimental methods of determining hydraulic coefficients.

1.c. Differentiate between langrangian and eularian methods

1.d. Explain circulation and vorticity

2.a. A triangular plate of 1 meter base and 1.5 meter altitude is immersed in water.The plane of the plate is inclined at $30^{\circ}$ with free water surface and the by 1s parallel to and at a depth of 2 m from water surface Find the total pressure on the plate and the position of centre of pressure.

2.b. A venturimeter of size 200 mm x 100 mm is used to measure the flow of liquid of sp.gr. 0.85 .If the mercury differential manometer head is 250 mm, Find the discharge through the venturimeter .Also find the absolute pressure at the throat if the pressure of the inlet is 49 KPa.Assume Cd=0.98

3.a. A Derive the expression for metacentric height with neat sketch also explain experimental procedure for determination of metacentric height.

3.b. TYPE_QUESTION_HERE