31. Total pressure on a 1m × 1m gate immersed vertically at a depth of 2 m below the free water surface will be
32. The value of mass density in kg.sec2m4 for water at 0°C is
33. The increase of temperature results in
34. A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is
35. The bulk modulus of elasticity with increase in pressure
36. Choose the correct relationship
37. If the velocity is zero over half of the cross-sectional area and is uniform over the remaining half, then the momentum correction factor is
38. Units of surface tension are
39. Dimensions of surface tension are
40. Which of the following instruments is used to measure flow on the application of Bernoulli’s theorem
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