Virtual Labs

Coefficient of discharge of given Venturi meter

1. Venturi meter is used to measure:

a: Pressure difference of liquid flowing between two locations in a pipe line Explanation

Explanation

b: Discharge of liquid flowing in a pipe Explanation

Explanation

c: Velocity of a flowing liquid Explanation

Explanation

d: Pressure of a flowing liquid Explanation

Explanation

2. Minimum head loss among flow meters is that of:

a: Nozzle flow meter Explanation

Explanation

b: Orifice meter Explanation

Explanation

c: Manometer Explanation

Explanation

d: Venturi meter Explanation

Explanation

3. The inlet length of venturi meter is:

a: Equal to the outlet length Explanation

Explanation

b: More than the outlet length Explanation

Explanation

c: Less than the outlet length Explanation

Explanation

d: Has no relation with the outlet length Explanation

Explanation

4. A venturi works at:

a: Atmospheric pressure Explanation

Explanation

b: Absolute pressure Explanation

Explanation

c: Gauge pressure Explanation

Explanation

d: Vacuum pressure Explanation

Explanation

5. In divergent part of the venturi, the velocity :

a: remains constant Explanation

Explanation

b: decreases Explanation

Explanation

c: increases Explanation

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d: first increases and then decreases Explanation

Explanation

6. Advantage of Venturi meter over Orifice meter is:

a: Cost effective Explanation

Explanation

b: Easy installation Explanation

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c: Low maintenance Explanation

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d: Less energy losses Explanation

Explanation

7. Discharge of Venturi is than that of Orifice meter

a: equal Explanation

Explanation

b: higher Explanation

Explanation

c: lower Explanation

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d: either higher and lower Explanation

Explanation

8. Bernoulli’s equation is principally based on:

a: Conservation of mass Explanation

Explanation

b: Conservation of energy Explanation

Explanation

c: Conservation of momentum Explanation

Explanation

d: Both (a) and (b) Explanation

Explanation

9. Liquid flow rate in large sized pipes can be measured using:

a: Speedometer Explanation

Explanation

b: Lactometer Explanation

Explanation

c: Venturi meter Explanation

Explanation

d: Elbow meter Explanation

Explanation

10. Assumptions for Bernoulli’s equation are that the fluid is:

a: Incompressible Explanation

Explanation

b: Non-viscous Explanation

Explanation

c: Steady-state Explanation

Explanation

d: All of these Explanation

Explanation