Which law is followed by the velocity distribution in the turbulent boundary layer ?
A. Parabolic law
B. Linear law
C. Logarithmic law
D. None of these
Fluid Mechanics for Chemical
f = 16/NRe, is valid for__________________?
f = 16/NRe, is valid for__________________?
A. Turbulent flow
B. Laminar flow through an open channel
C. Steady flow
D. None of these
Which of the following exemplifies a three dimensional fluid flow ?
Which of the following exemplifies a three dimensional fluid flow ?
A. Fluid flow at the inlet to a nozzle
B. Fluid flow between parallel plates
C. Viscous fluid flow between converging plates
D. None of these
Piezometric head is the sum of the ______________ heads?
Piezometric head is the sum of the ______________ heads?
A. Elevation & kinetic energy
B. Elevation & pressure
C. Kinetic energy & pressure
D. None of these
The discharge through a semi-circular weir varies as (where, H = Head of liquid.) ?
The discharge through a semi-circular weir varies as (where, H = Head of liquid.) ?
A. H
B. H2
C. H3/2
D. H1/2
Hydraulic _____________ works on the principle of Pascal’s law of transmission of fluid pressure?
Hydraulic _____________ works on the principle of Pascal’s law of transmission of fluid pressure?
A. Press
B. Turbine
C. Pump
D. Coupling
Multistage compressors are used in industry, because they____________________?
Multistage compressors are used in industry, because they____________________?
A. Reduce the cost of compressor
B. Reduce the size requirement
C. Resemble closely to isothermal compression
D. Are easy to control
Dimension of kinematic viscosity is_____________________?
Dimension of kinematic viscosity is_____________________?
A. MLT-1
B. L2T-1
C. L2T
D. L2T-2
In case of Couette flow, the fluid flow is between two large flat parallel plates with___________________?
In case of Couette flow, the fluid flow is between two large flat parallel plates with___________________?
A. Top plate moving and the bottom plate fixed
B. Bottom plate moving and the top plate fixed
C. Both the plates fixed
D. Both the plates moving
Weber number is the ratio of inertial force to _____________ force?
Weber number is the ratio of inertial force to _____________ force?
A. Surface tension
B. Gravity
C. Viscous
D. Elastic