What is the co-efficient of contraction, if a fluid jet discharging from a 50 mm diameter orifice has a 40 mm diameter at its vena-contracta ?
A. 0.64
B. 1.65
C. 0.32
D. 0.94
A. 0.64
B. 1.65
C. 0.32
D. 0.94
A. Vs/Dp2
B. Vs2/Dp2
C. Vs2/Dp3
D. Vs/Dp3
A. Minimum liquid cross-section
B. More diameter compared to orifice diameter
C. Minimum velocity of fluid stream
D. None of these
A. Static
B. Total
C. Difference in static & dynamic
D. All A., B. and C.
The pitot static tube does not measure the _____________ pressure? Read More »
Fluid Mechanics for Chemical A. kg/m. sec
B. N/m2
C. m2 /sec
D. m/N. sec
The unit of dynamic viscosity in SI unit is__________________? Read More »
Fluid Mechanics for Chemical A. Less than
B. Same as
C. More than
D. Data insufficient, cannot be predicted
Power loss in an orificemeter is _____________ that in a Venturimeter? Read More »
Fluid Mechanics for Chemical A. Water at room temperature
B. Air at room temperature
C. Oxygen at room temperature
D. Nitrogen at room temperature
Which of the following has the minimum compressibility ? Read More »
Fluid Mechanics for Chemical A. Discharge
B. Suction
C. Suction minus vapor pressure of the liquid at suction temperature
D. Discharge minus vapor pressure of the liquid at the discharge temperature
A. √d
B. d2/3
C. d4/5
D. d1/3
A. Elastic
B. Viscous
C. Gravity
D. None of these