Properties of Fluids Quiz

What is viscosity of a fluid?

• Viscosity is the smell of a fluid

• Viscosity is the color of a fluid

• Viscosity is the temperature of a fluid

• Viscosity is a measure of a fluid's resistance to flow.

According to Archimedes' principle, an object will float in a fluid if its density is ________ the density of the fluid.

• unrelated to

• completely different from

• greater than

• equal to or less than

What is the SI unit of pressure?

• Joule (J)

• Newton (N)

• Pascal (Pa)

• Watt (W)

What is the equation for calculating pressure in a fluid at a certain depth?

• P = ρgh

• P = gh/ρ

• P = ρh/g

• P = ρg/h

What is the study of fluids in motion called?

• solid mechanics

• thermodynamics

• electromagnetism

• fluid dynamics

Which type of fluid flow has a constant velocity at any point?

• Laminar flow

• Irregular flow

• Steady flow

• Turbulent flow

What is the phenomenon where a fluid flows faster through a narrow section of a pipe?

• Bernoulli effect

• Pascal effect

• Boyle's effect

• Venturi effect

What is the force exerted by a fluid per unit area?

• Density

• Temperature

• Pressure

• Velocity

What is the property of a fluid that causes it to exert an upward force on an object immersed in it?

• Buoyancy

• Gravity

• Friction

• Inertia

What is the equation for calculating the buoyant force on an object in a fluid?

• Buoyant force = volume of the object

• Buoyant force = mass of the object

• Buoyant force = density of the fluid

• Buoyant force = weight of the fluid displaced