Related Questions

In order to avoid tendency of separation at throat in a Venturimeter, the ratio of the diameter at throat to the diameter of pipe should be
A $$\frac{1}{{16}}$$ to $$\frac{1}{8}$$
B $$\frac{1}{8}$$ to $$\frac{1}{4}$$
C $$\frac{1}{4}$$ to $$\frac{1}{3}$$
D $$\frac{1}{3}$$ to $$\frac{1}{2}$$
One day you wake with a sore throat and a runny nose. Your doctor takes a swab from your throat, sends it to a lab, and telephones you the next day to say that antibiotic will not help you get better. Which of the following is the most likely reason for the doctor's statement?
A Having waited a day, it is too late to take an antibiotic
B You need an antiseptic, not an antibiotic
C You need to be vaccinated instead of taking an antibiotic
D You are infected by a virus
If D is the depth of water upstream of the throat above its sill, B is the width of the throat, to achieve critical flow in an open venturi flume, the theoretical maximum flow Q, is
A Q = 1.71 $${\text{B}}{{\text{D}}^{\frac{1}{2}}}$$
B Q = 1.71 BD
C Q = 1.71 $${\text{B}}{{\text{D}}^{\frac{3}{2}}}$$
D Q = 1.71 $${\text{B}}{{\text{D}}^{\frac{2}{3}}}$$
The pressure of the liquid flowing through the divergent portion of a Venturimeter
A Remains constant
B Increases
C Decreases
D Depends upon mass of liquid
The variable required to be known in correlations used for estimating the horse power of a centrifugal gas compressor and hence its cost are P. Inlet pressure Q. Compressor rpm R. Delivery pressure S. Volumetric flow rate at inlet.
A P, Q and R
B P and R
C R and S
D P, R and S
Permanent loss in a venturimeter is about __________ percent of the pressure drop in theupstream cone.
A 1
B 10
C 40
D 70
Permanent pressure loss in a well designed venturimeter is about __________ percent of the venturi differential.
A 1
B 10
C 30
D 50
The velocity of the liquid flowing through the divergent portion of a Venturimeter
A Remains constant
B Increases
C Decreases
D Depends upon mass of liquid
The divergent portion of a Venturimeter is made longer than convergent portion in order to
A Avoid the tendency of breaking away the stream of liquid
B To minimize frictional losses
C Both (A) and (B)
D None of these
The length of the divergent cone in a Venturimeter is __________ that of the convergent cone.
A Equal to
B Double
C Three to four times
D Five to six times

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