Permanent loss in a venturimeter is about __________ percent of the pressure drop in theupstream cone.

Permanent pressure loss in a well designed venturimeter is about __________ percent of the venturi differential.

A

1

B

10

C

30

D

50

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

The exit cone angle in case of a standard venturimeter is __________ the entrance cone angle.

A

Smaller than

B

Greater than

C

Equal to

D

Either A or B

What is the normal range of exit cone angle of a venturimeter?

A

2 to 5

B

7 to 15

C

15 to 25

D

>25

Power loss in an orificemeter is __________ that in a venturimeter.

A

Less than

B

Same as

C

More than

D

Data insufficient, cannot be predicted

The pressure of liquid at throat in a Venturimeter is __________ than that at inlet.

A

Higher

B

Lower

C

Same

D

None of these

Applying a pressure drop across a capillary results in a volumetric flow rate 'Q' under laminar flow conditions. The flow rate for the same pressure drop, in a capillary of the same length but half the radius is

A

$$\frac{{\text{Q}}}{2}$$

B

$$\frac{{\text{Q}}}{4}$$

C

$$\frac{{\text{Q}}}{8}$$

D

$$\frac{{\text{Q}}}{{16}}$$

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

When the Venturimeter is inclined, then for a given flow it will show __________ reading.

A

Same

B

More

C

Less

D

None of these

Venturimeter is used to measure the flow rate of fluids in pipes, when the pipe is in __________ position.

A

Horizontal

B

Vertical

C

Inclined

D

Any

Permanent loss in a venturimeter is about __________ percent of the pressure drop in theupstream cone.

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