Description : A flow through a long pipe at constant rate is called (A) Steady uniform flow (B) Steady non-uniform flow (C) Unsteady uniform flow (D) Unsteady non-uniform flow
Last Answer : Answer: Option A
Description : The flow of a liquid through tapering pipe at a constant rate is an example of __________ flow. (A) Steady uniform (B) Steady non uniform (C) Unsteady uniform
Last Answer : (B) Steady non uniform
Description : Unsteady uniform flow is represented by flow through a/an (A) Long pipe at constant rate (B) Long pipe at decreasing rate (C) Expanding tube at increasing rate (D) Expanding tube at constant rate
Last Answer : (B) Long pipe at decreasing rate
Description : Unsteady non-uniform flow is represented by flow through a/an (A) Long pipe at constant rate (B) Long pipe at decreasing rate (C) Expanding tube at increasing rate (D) Expanding tube at constant rate
Last Answer : (C) Expanding tube at increasing rate
Description : An example of unsteady non uniform flow is the flow of liquid under pressure through a (A) Tapering pipe at constant flow rate (B) Tapering pipe at either decreasing or increasing flow rate (C) Long pipeline of constant diameter (D) None of these
Last Answer : (B) Tapering pipe at either decreasing or increasing flow rate
Description : During the opening of a valve in a pipe line, the flow is (A) Steady (B) Unsteady (C) Uniform (D) Laminar
Last Answer : Answer: Option B
Description : Steady uniform flow is represented by flow through a/an (A) Long pipe at constant rate (B) Long pipe at decreasing rate (C) Expanding tube at constant rate (D) None of these
Last Answer : (A) Long pipe at constant rate
Description : Steady non-uniform flow is exemplified by flow through a/an (A) Long pipe at constant rate (B) Long pipe at decreasing rate (C) Expanding tube at increasing rate (D) Expanding tube at constant rate
Last Answer : (D) Expanding tube at constant rate
Description : A flow through an expanding tube at constant rate is called (A) Steady uniform flow (B) Steady non-uniform flow (C) Unsteady uniform flow (D) Unsteady non-uniform flow
Description : Select the correct practical example of steady non-uniform flow. (A) Motion of water around a ship in a lake (B) Motion of river around bridge piers (C) Steadily decreasing flow through a reducing section (D) Steadily increasing flow through a pipe
Last Answer : (C) Steadily decreasing flow through a reducing section
Description : Normal depth in open channel flow is the depth of flow corresponding to (A) Steady flow (B) Unsteady flow (C) Laminar flow (D) Uniform flow
Last Answer : Answer: Option D
Description : When the flow in an open channel is gradually varied, the flow is said to be (A) Steady uniform flow (B) Steady non-uniform flow (C) Unsteady uniform flow (D) Unsteady non-uniform flow
Description : Gradually varied flow in open channel is a/an __________ flow. (A) Steady uniform (B) Steady non-uniform (C) Unsteady uniform (D) Unsteady non-uniform
Last Answer : (B) Steady non-uniform
Description : Water flow in the river during flood can be categorised as the __________ flow. (A) Unsteady uniform (B) Unsteady non-uniform (C) Steady uniform (D) Steady non-uniform
Last Answer : Option B
Description : The continuity equation is connected with (A) Open channel/pipe flow (B) Compressibility of fluids (C) Conservation of mass (D) Steady/unsteady flow
Last Answer : Answer: Option C
Description : Fluid flow at increasing rate through a diverging pipe is an example of __________ flow. (A) Steady uniform (B) Non-steady uniform (C) Steady non-uniform (D) Non-steady non-uniform
Last Answer : (D) Non-steady non-uniform
Description : Nature of fluid flow during the opening of a valve in a pipeline is (A) Laminar (B) Unsteady (C) Steady (D) Uniform
Last Answer : (B) Unsteady
Description : One dimensional flow implies (A) Flow in a straight line (B) Steady uniform flow (C) Unsteady uniform flow (D) A flow which does not account for changes in transverse direction
Last Answer : (D) A flow which does not account for changes in transverse direction
Description : What Is The Difference Between The Unsteady Uniform Flow And Steady Uniform Flow?
Last Answer : Unsteady uniform flow - changes with time. Steady uniform flow - does not change with time.
Description : 18. A flow through an expanding tube at increasing rate is called unsteady non-uniform flow. A) Yes B) No
Last Answer : A
Description : A flow in which the quantity of liquid flowing per second is constant, is called __________ flow. (A) Steady (B) Streamline (C) Turbulent (D) Unsteady
Description : A flow in which the quantity of liquid flowing per second is not constant, is called (A) Streamline flow (B) Turbulent flow (C) Steady flow (D) Unsteady flow
Description : A flow in which the viscosity of fluid is dominating over the inertia force is called (A) Steady flow (B) Unsteady flow (C) Laminar flow (D) Turbulent flow
Description : Flow occurring in a pipeline when a valve is being opened is (A) Steady (B) Unsteady (C) Laminar (D) Vortex
Description : Mass velocity is independent of temperature & pressure, when the flow is (A) Unsteady through unchanged cross-section (B) Steady through changing cross-section (C) Steady and the cross-section is unchanged (D) Unsteady and the cross-section is changed
Last Answer : (C) Steady and the cross-section is unchanged
Description : In case of unsteady fluid flow, conditions & flow pattern change with the passage of time at a position in a flow situation. Which of the following is an example of unsteady flow? (A) ... level is maintained (D) Low velocity flow of a highly viscous liquid through a hydraulically smooth pipe
Last Answer : (B) Water flow in the suction and discharge pipe of a reciprocating pump
Description : The flow of water through the hole in the bottom of a wash basin is an example of (A) Steady flow (B) Uniform flow (C) Free vortex (D) Forced vortex
Description : Consider the following statements in respect of steady laminar flow through a circular pipe: 1. Shear stress is zero on the central axis of the pipe 2. Discharge varies directly with the viscosity of the fluid 3. Velocity is maximum at the ... 2 , 3 & 4 (b) 1 & 3 only (c) 2 & 4 only (d)3 & 4 only
Last Answer : (b) 1 & 3 only
Description : Equilibrium of a chemical reaction as viewed by kinetics is a __________ state. (A) Dynamic steady (B) Static steady (C) Dynamic unsteady (D) None of these
Last Answer : (A) Dynamic steady
Description : Filling of gas from a high pressure cylinder into small bottles is an example of a/an __________ process. (A) Equilibrium (B) Adiabatic (C) Steady (D) Unsteady
Last Answer : (D) Unsteady
Description : An approximately __________ process exemplifies the flow of a gas through a very long pipe of uniform cross-section. (A) Adiabatic (B) Isothermal (C) Isentropic (D) Isochoric
Last Answer : (B) Isothermal
Description : In which type of fluid flow, the velocity of flow of fluid changes from point to point in the fluid at any instant? (A) Rotational (B) Unsteady (C) Turbulent (D) Non-uniform
Last Answer : (D) Non-uniform
Description : A flow in which each liquid particle has a definite path, and the paths of individual particles do not cross each other, is called (A) Steady flow (B) Uniform flow (C) Streamline flow (D) Turbulent flow
Description : The flow in which conditions do not change with time at any point, is known as (A) One dimensional flow (B) Uniform flow (C) Steady flow (D) Turbulent flow
Description : General energy equation holds for (A) Steady flow (B) Turbulent flow (C) Laminar flow (D) Non-uniform flow
Description : When the flow parameters at any given instant remain same at every point, then flow is said to be (A) Quasi-static (B) Steady state (C) Laminar (D) Uniform
Description : The flow in which the velocity vector is identical in magnitude and direction at every point, for any given instant, is known as (A) One dimensional flow (B) Uniform flow (C) Steady flow (D) Turbulent flow
Description : The Euler's equation for the motion of liquids is based upon the assumption that (A) The fluid is non - viscous, homogeneous and incompressible (B) The velocity of flow is uniform over the section (C) The flow is continuous, steady and along the stream line (D) All of the above
Description : Uniform flow occurs when (A) The flow is steady (B) The flow is streamline (C) Size and shape of the cross section in a particular length remain constant (D) Size and cross section change uniformly along length
Description : The flow which neglects changes in a transverse direction is known as (A) One dimensional flow (B) Uniform flow (C) Steady flow (D) Turbulent flow
Description : The flow in which the particles of a fluid attain such velocities that varies from point to point in magnitude and direction as well as from instant to instant, is known as (A) One dimensional flow (B) Uniform flow (C) Steady flow (D) Turbulent flow
Description : In one dimensional flow, the flow (A) Is steady and uniform (B) Takes place in straight line (C) Takes place in curve (D) Takes place in one direction
Description : The equation of continuity holds good when the flow (A) Is steady (B) Is one dimensional (C) Velocity is uniform at all the cross sections (D) All of the above
Description : Gradually varied flow is (A) Steady uniform (B) Non-steady non-uniform (C) Non-steady uniform (D) Steady non-uniform
Description : A one dimensional flow is one which (A) Is uniform flow (B) Is steady uniform flow (C) Takes place in straight lines (D) Involves zero transverse component of flow
Description : Gradually varying fluid flow is an example of __________ flow. (A) Non-steady uniform (B) Non-steady non-uniform (C) Steady uniform (D) Steady non-uniform
Last Answer : (A) Non-steady uniform
Description : The fluid velocity varies as the cube of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop for __________ fluid. (A) Newtonian (B) Pseudo-plastic (C) Dilatent (D) Bingham plastic
Last Answer : (B) Pseudo-plastic
Description : The fluid velocity varies as the square of the cylindrical pipe diameter, in case of steady state laminar flow at constant pressure drop, for __________ fluid. (A) Newtonian (B) Dilatant (C) Pseudo-plastic (D) Non-Newtonian
Last Answer : (A) Newtonian
Description : The fluid velocity varies as the square root of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop of __________ fluid. (A) Dilatent (B) Pseudo-plastic (C) Bingham plastic (D) Newtonian
Last Answer : (A) Dilatent
Description : Air vessel provided in a reciprocating pump is for (A) Increasing the acceleration head (B) Making the friction in pipe uniform (C) Decreasing the acceleration head (D) None of these
Last Answer : (B) Making the friction in pipe uniform