The height of a water column equivalent to a pressure of 0.15 MPa is

Related MCQs

• A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. The total pressure on the wall per unit length is (where w = Specific weight of liquid, and H = Height of liquid)
• In an internal mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to height of the liquid above the vena contracta.
• In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta.
• A water tank contains 1.3 m deep water. The pressure exerted by the water per metre length of the tank is
• A water tank contains 1.3 m deep water. The pressure exerted by the water per metre length of the tank is
• The discharge through a large rectangular orifice is given by (where H1 = Height of the liquid above the top of the orifice, H2 = Height of the liquid above the bottom of the orifice, b = Breadth of the orifice, and Cd = Coefficient of discharge)
• When the pressure intensity at a point is less than the local atmospheric pressure, then the difference of these two pressures is called vacuum pressure.
• In an external or internal mouthpiece, the absolute pressure head at vena contracta is zero when atmospheric pressure head is 10.3 m of water.
• A weir is said to be narrow-crested weir, if the width of the crest of the weir is __________ half the height of water above the weir crest.
• A weir is said to be broad crested weir, if the width of the crest of the weir is ________ half the height of water above the weir crest.