A Pitot tube indicates 5 cm of water (manometer) when it is being used for measuring velocity of air. The velocity of air in m/sec is___________________?
A. 5
B. 14.1
C. 56.22
D. 28.2
Fluid Mechanics for Chemical
An isentropic process is the one, in which_________________?
An isentropic process is the one, in which_________________?
A. pv = constant
B. pvr= constant
C. pvr = constant, and process is reversible
D. None of these
Pressure drop for turbulent fluid flow through a circular pipe is given by_________________?
Pressure drop for turbulent fluid flow through a circular pipe is given by_________________?
A. 64/Re
B. 32μLV/gc.D2
C. 4f (L/D) (v2/2gc). ρ
D. f (L/D) (v2/2gc). ρ
With the increase in depth, the hydrostatic pressure in an un-accelerated incompressible fluid (in a constant gravitational field) ?
With the increase in depth, the hydrostatic pressure in an un-accelerated incompressible fluid (in a constant gravitational field) ?
A. Decreases
B. Increases linearly
C. Increases exponentially
D. Remain constant
For a given fluid flow rate, which of the following incurs maximum head loss ?
For a given fluid flow rate, which of the following incurs maximum head loss ?
A. Orificemeter
B. Venturimeter
C. Flow nozzle
D. All of them incur the same head loss
For a fluid rotating at constant angular velocity about vertical axis as a rigid body, the pressure intensity varies as the___________________?
For a fluid rotating at constant angular velocity about vertical axis as a rigid body, the pressure intensity varies as the___________________?
A. Square of the radial distance
B. Radial distance linearly
C. Inverse of the radial distance
D. Elevation along vertical direction
In a fluidised bed reactor___________________?
In a fluidised bed reactor___________________?
A. Temperature gradients are very high
B. Temperature is more or less uniform
C. Hot spots are formed
D. Segregation of the solids occurs
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 changes ?
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 changes ?
A. Rotation
B. Translation
C. Linear deformation
D. Angular deformation
Mach number is the ratio of the speed of the _____________________?
Mach number is the ratio of the speed of the _____________________?
A. Fluid to that of the light
B. Light to that of the fluid
C. Fluid to that of the sound
D. Sound to that of the fluid
Actual lift of a pump is always less than the theoretical lift and is limited by the__________________________?
Actual lift of a pump is always less than the theoretical lift and is limited by the__________________________?
A. Specific gravity & temperature of the liquid
B. Leakage & pressure decreasing at higher elevations
C. Frictional resistance through pipes, fittings & passages
D. All A., B. and C.