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WorksheetsFluid Mechanics Lab internal test 1
Total questions: 10
Worksheet time: 7mins
Which of the following devices does not use Bernoulli's equation as its working principle?
Venturimeter
Orifice-meter
Pitot tube
None of the above
The cylindrical portion of short length, which connects converging and diverging section of venturimeter, is called as
diffuser
connector
throat
manometer tube
The relation between head of water and head of mercury in u tube manometer is
h=12.6 hm
h= 13.6 hm
h=hm(SwSm−1)
Both A and C
The continuity equation is the result of application of the following law to the flow field
First law of thermodynamics
Conservation of energy
Newtons second law of motion
Conservation of mass
Which is the cheapest device for measuring flow / discharge rate.
Venturimeter
Pitot tube
Orificemeter
The principle of Orificemeter is same as that of Venturimeter.
True
False
Coefficient of discharge for venturimeter is
0.96-0.98
1.2-1.4
0.5-0.6
0.62
Coefficient of discharge is
actual discharge/ theoretical velocity
actual discharge/ area
actual discharge/ theoretical discharge
Theoretical discharge /actual discharge
Write the procedure of finding coefficient of discharge through an orifce meter
Write 5 properties of a fluid
