GATE ME 2007 | Turbulent Flow Question 6 | Fluid Mechanics

GATE ME 2007

MCQ (Single Correct Answer)

-0.3

Consider steady laminar incompressible axi-symmetric fully developed viscous flow through a straight circular pipe of constant cross - sectional area at a Reynolds number of $$5.$$ The ratio of inertia force to viscous force on a fluid particle is

$$5$$

$${1 \over 5}$$

$$0$$

$$\infty $$

GATE ME 1994

MCQ (Single Correct Answer)

-0.3

Prandtl’s mixing length is turbulent flow signifies

the average distance perpendicular to the mean flow covered by the mixing particles.

the ratio of mean free path to characteristic length of the flow field

the wavelength corresponding to the lowest frequency present in the flow field

the magnitude of turbulent kinetic energy.

GATE ME 1988

MCQ (Single Correct Answer)

-0.3

The parameters which determines the friction factor for turbulent flow in a rough pipe are:

Froude number and relative roughness

Froude number and Mach number

Reynolds number and relative roughness.

Mach number and relative roughness

GATE ME Subjects

Engineering Mechanics

Engineering Mechanics Static and Dynamics

Strength of Materials

Springs Simple Stress and Strain Complex Stresses Pure Bending Moment of Inertia Shear Force and Bending Moment Stresses In Beams Deflection of Beams Columns and Struts Torsion Strain Energy Method Thin Cylinders

Theory of Machines

Analysis of Plane Mechanisms Gears and Gear Trains Vibrations Flywheel

Engineering Mathematics

Linear Algebra Vector Calculus Probability and Statistics Differential Equations Transform Theory Calculus Complex Variable Numerical Methods

Machine Design

Bolted Riveted and Welded Joints Design For Static Loading Design of Brakes and Clutches Design of Spur Gears Design of Bearings Fatigue Strength

Fluid Mechanics

Fluid Properties Boundary Layer Turbulent Flow Fluid Dynamics Laminar Flow Fluid Kinematics Fluid Statics

Turbo Machinery

Heat Transfer

Conduction Fin Design and Transient Heat Conduction Convection Radiation Heat Exchangers

Thermodynamics

Properties of Pure Substances Basic Concepts and Zeroth Law First Law of Thermodynamics Calculation of Work and Heat Entropy and Irreversibility Rankine Cycle Availability Second Law of Thermodynamics

Production Engineering

Metrology and Inspection Sheet Metal Forming Processes Welding Process Metal Forming Metal Cutting Advance Machine Tools Machining Casting

Industrial Engineering

Queuing Production Planning and Control Line Balancing Forecasting Linear Programming Assignment Pert and Cpm Inventory Control Transportation Scheduling

General Aptitude

Numerical Ability Logical Reasoning Verbal Ability