Question

When the water is warm, the height to which it can be lifted by a pump

a.

decreases due to reduced viscosity.

b.

decreases due to reduced vapour pressure.

c.

increases due to increased vapour pressure

d.

decreases due to increased frictional resistance.

Answer: (b).decreases due to reduced vapour pressure.

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. When the water is warm, the height to which it can be lifted by a pump

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. Pipes having diameter 14 inches or more are designated by their

Q. Viscosity of water at 40°C lies in the range of

Q. Self-priming centrifugal pump can be used for

Q. Water hammer is caused, when water flowing in a pipe is suddenly brought to rest by closing the valve. The extent of pressure thus produced due to water hammer depends on the

Q. Bernoull's equation does not apply to the functioning of a/an

Q. What is the shear rate at the pipe wall, in case of laminar flow of Newtonion fluids in a pipe of diameter 'D' & length 'L' incurring a pressure drop 'Δp' with average velocity 'Vₐᵥ'?

Q. Pascal's law is valid, only when the fluid is

Q. In a/an __________ , the flow rate of fluids is obtained by measuring the difference between the impact and the static pressure.

Q. Speed of sound in an ideal gas depends on its

Q. A centrifugal pump designed for handling water (μ = 1 cp) will deliver __________ when pumping a thicker oil (μ = 30 cp).

Q. If 'x' is the depth of flow in an open channel of large width, then the hydraulic radius is equal to

Q. The rate of shear versus the shear stress curves are time dependent for __________ fluid.

Q. In Newton's law range, the drag co-efficient for the motion of spherical particle in a stationary fluid is

Q. A pressure of 10 m head of water is equivalent to __________ kN/m².

Q. A pressure head of 320 metres of water in meters of CCl₄ (sp.gr = 1.6) will be

Q. In fluid flow, the boundary layer separation can not occur

Q. For a given fluid flow rate, which of the following incurs maximum head loss ?

Q. Which of the following assumptions enables the Euler's equation of motion to be integrated ?

Q. In case of a pipe exit fitted with a nozzle, the

Q. A fluid whose apparent viscosity increases with shear rate is termed as the __________ fluid.

Recommended Subjects

Are you eager to expand your knowledge beyond Basic Chemical Engineering? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!