WorksheetsFluid Properties Quiz
Total questions: 18
Worksheet time: 9mins
What is the definition of specific gravity?
The ratio of mass to volume.
The volume occupied by a unit mass of fluid.
The ratio of the weight of a substance to the weight of an equal volume of water.
The weight of a unit volume of fluid.
Which of the following is a characteristic of ideal fluids?
Have non-uniform velocity distribution.
Experience turbulence in flow.
Incompressible and no resistance to shear.
Exhibit finite viscosities.
What does the Reynolds number indicate?
The density of a fluid.
The type of flow pattern as laminar or turbulent.
The viscosity of a fluid.
The specific weight of a fluid.
What is the formula for calculating specific weight?
γ = ρRT
γ = W/V
γ = ρg
γ = m/V
Which of the following fluids is considered non-Newtonian?
Air
Ketchup
Mineral oil
Water
What is the bulk modulus of elasticity?
The ratio of change in pressure to the corresponding volume change.
The measure of a fluid's resistance to flow.
The weight of a unit volume of fluid.
The density of a fluid.
What is the primary cause of surface tension in liquids?
Adhesion between different substances.
Density of the liquid.
Viscosity of the liquid.
Cohesion among molecules in the liquid.
Which property describes the internal friction of a fluid?
Kinematic viscosity
Specific gravity
Density
Viscosity
What is the relationship between kinematic viscosity and dynamic viscosity?
ν = μ + ρ
ν = μ × ρ
ν = ρ/μ
ν = μ/ρ
What does capillarity refer to?
The density of a liquid.
The pressure exerted by a liquid in a container.
The ability of a liquid to flow in narrow spaces.
The viscosity of a liquid.
Which of the following is a characteristic of turbulent flow?
Low velocity.
High viscosity.
Irregular and chaotic movement.
Smooth and orderly movement.
What is the formula for calculating compressibility?
β = -(ΔV/V1)/ΔP
β = ΔP/ΔV
β = V1/V2
β = P1/P2
What is the significance of the specific volume in fluid mechanics?
It is the density of the fluid.
It is the pressure exerted by the fluid.
It is the weight of a unit volume of fluid.
It is the volume occupied by a unit mass of fluid.
What does the term 'hydraulics' refer to?
The study of fluids at rest.
The application of fluid mechanics to engineering devices involving liquids.
The measurement of fluid density.
The study of gases in motion.
Which of the following is an example of a compressible fluid?
Glycerin
Mercury
Air
Water
What is the primary factor that affects the viscosity of a fluid?
Volume
Density
Pressure
Temperature
Which of the following describes laminar flow?
Flow that occurs at high velocities.
Flow that is chaotic and irregular.
Flow with a smooth and orderly motion.
Flow that is influenced by external turbulence.
What is the effect of increasing temperature on the viscosity of a liquid?
Viscosity fluctuates randomly.
Viscosity remains constant.
Viscosity decreases.
Viscosity increases.
