- Discharge of water by a centrifugal pump being run at a constant rpm
- Water flow in the suction and discharge pipe of a reciprocating pump
- Water discharge from a vertical vessel in which constant level is maintained
- Low velocity flow of a highly viscous liquid through a hydraulically smooth pipe
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What type of motion the fluid element undergoes, when it changes from one position to another position, such that the angle between the two sides change?
Answer: Option 4 Let'
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Fourier's law of heat conduction is (where Q = Amount of heat flow through the body in unit time, A = Surface area of heat flow, taken at right angles to the direction of heat flow, dT = Temperature difference on the two faces of the body, dx = Thickness of the body, through which the heat flows, taken along the direction of heat flow, and k = Thermal conductivity of the body)?
Answer: Option 1 Fourier's law of heat conduction is k. A. (dT/dx) where Q = Amount of heat flow through the body in unit time, A = Surface area of heat...
1 Answers 1 views
For laminar flow of Newtonion fluids through a circular pipe, for a given pressure drop and length & diameter of pipe, the velocity of fluid is proportional to(where, μ = fluid viscosity )?
Answer: Option 2 Let'
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In case of turbulent flow of a Newtonion fluid in a straight pipe, the maximum velocity is equal to (where, Vavg = average fluid velocity)?
Answer: Option 2 Let'
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A flow in which the volume of a fluid and its density does not change during the flow is called _________ flow.?
Answer: Option 1 Let'
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The flow in which conditions do not change with time at any point, is known as?
Answer: Option 3 Let'
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Which of the following must be followed by the flow of a fluid (real or ideal) (I) Newton's law of viscosity.(II) Newton's second law of motion. (III) The continuity equation.(IV) Velocity of boundary layer must be zero relative to boundary.(V) Fluid cannot penetrate a boundary.?
Answer: Option 2 Let'
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In which type of fluid flow, the velocity of flow of fluid changes from point to point in the fluid at any instant?
Answer: Option 4 Let'
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Which of the following is/are true of world time zones I. The world is divided into thirty time zones II. All time zones of the world are described in term of the number of hours difference between the standard meridian of that zone and the Greenwich Meridian III. All countries have more than one time zone IV. The time for all places east of Greenwich is designated slow, and time for all places left of Greenwich is designated fast?
Answer: Option 4 All time zones of the world are described in term of the number of hours difference between the standard meridian of that zone and the Greenwich Meridian....
1 Answers 1 views
If V, U and Vr represent the absolute velocity of fluid, velocity of blade, and relative velocity of fluid, and suffix ‘I’ and ‘o’ stand for entry and exit conditions, then in a rotary machine whose degree of reaction is unity?
Answer: Option 1 If V, U and Vr represent the absolute velocity of fluid, velocity of blade, and relative velocity of fluid, and suffix ‘I’ and ‘o’ stand for entry...
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