Hydraulics and Fluid Mechanics in ME Which of the following manometer has highest sensitivity U-tube with water inclined U-tube micro-manometer with water U-tube with mercury U-tube with water inclined U-tube micro-manometer with water U-tube with mercury ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure measured with the help of a pressure gauge is called Gauge pressure Absolute pressure Mean pressure Atmospheric pressure Gauge pressure Absolute pressure Mean pressure Atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME 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. Less than More than None of these Equal to Less than More than None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A jet of water discharging from a 40 mm diameter orifice has a diameter of 32 mm at its vena contracta. The coefficient of contraction is 0.46 0.87 0.64 0.78 0.46 0.87 0.64 0.78 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If Hg is the gross or total head and hf is the head lost due to friction, then net or effective head (H) is given by H = Hg × hf H = Hg + hf H = Hg/hf H = Hg - hf H = Hg × hf H = Hg + hf H = Hg/hf H = Hg - hf ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed ratio in case of Francis turbine varies from 0.6 to 0.9 0.15 to 0.3 1 to 1.5 0.4 to 0.5 0.6 to 0.9 0.15 to 0.3 1 to 1.5 0.4 to 0.5 ANSWER DOWNLOAD EXAMIANS APP