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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

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b: Discharge of liquid flowing in a pipeanswer2 Explanation

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c: Measure the velocity of a flowing liquid Explanation

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d: Measure the pressure of a flowing liquid Explanation

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2. Minimum headless among flow meters is that of:

a: Nozzle flow meter Explanation

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b: Orifice meter Explanation

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c: Manometer Explanation

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d: Venturi meter Explanation

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3. The inlet length of venturi meter is:

a: Equal to the outlet length Explanation

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b: More than the outlet length Explanation

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c: Less than the outlet length Explanation

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d: Has no relation with the outlet length Explanation

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4. A venturi works at:

a: Atmospheric pressure Explanation

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b: Absolute pressure Explanation

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c: Gauge pressure Explanation

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d: Vacuum pressure Explanation

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

a: remains constant Explanation

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b: decreases Explanation

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c: increases Explanation

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d: First increase and then decrease Explanation

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6. Advantage of Venturi meter over Orifice meter is:

a: Cost effective Explanation

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b: Easy installation Explanation

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c: Low maintenance Explanation

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d: Less energy losses Explanation

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7. Discharge of Venturi is _____________ than that of Orifice meter

a: Equal Explanation

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b: Higher Explanation

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c: Lower Explanation

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d: Either higher and lower Explanation

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8. Bernoulli equation is based on:

a: Conservation of mass Explanation

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b: Conservation of energy Explanation

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c: Conservation of Momentum Explanation

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d: Both (a) and (b) Explanation

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

a: Speedometer Explanation

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b: Lactometer Explanation

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c: Venturi meter Explanation

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d: Elbow meter Explanation

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10. Assumptions for Bernoulli’s equation:

a: Incompressible Explanation

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b: Non-viscous Explanation

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c: Steady-State Explanation

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d: All of these Explanation

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