Exploring Fluid Mechanics Concepts

What is the pressure at a depth of 10 meters in water?

• 100000 Pa

• 98100 Pa

• 98000 Pa

• 95000 Pa

Which principle states that a fluid at rest exerts pressure equally in all directions?

• Bernoulli's Principle

• Archimedes' Principle

• Pascal's Principle

• Hydrostatic Equilibrium

What is the hydrostatic pressure formula?

• P = ρgh

• P = ρg^2h

• P = ρh/g

• P = gh/ρ

In fluid statics, what does the term 'buoyancy' refer to?

• The upward force exerted by a fluid on a submerged object.

• The pressure exerted by a fluid at rest on a surface.

• The downward force exerted by a fluid on a submerged object.

• The weight of an object in a vacuum.

What is the relationship between pressure and depth in a fluid?

• Pressure remains constant regardless of depth in a fluid.

• Pressure decreases with depth in a fluid.

• Pressure increases exponentially with depth in a fluid.

• Pressure increases linearly with depth in a fluid.

What does Bernoulli's equation relate to in fluid flow?

• Bernoulli's equation is used to calculate the density of fluids.

• Bernoulli's equation describes the color of fluids in motion.

• Bernoulli's equation relates pressure, velocity, and height in fluid flow.

• Bernoulli's equation only relates to temperature in fluid flow.

Which of the following is a consequence of Bernoulli's principle?

• Increased pressure in a fluid

• Lift generated by airplane wings

• Higher density of a liquid

• Decreased temperature in a gas

What happens to the pressure of a fluid as its velocity increases?

• The pressure of a fluid remains constant regardless of its velocity.

• The pressure of a fluid fluctuates randomly with changes in velocity.

• The pressure of a fluid increases as its velocity increases.

• The pressure of a fluid decreases as its velocity increases.

In Bernoulli's equation, what does the term 'static pressure' represent?

• Static pressure is the pressure of a moving fluid.

• Static pressure is the total pressure in a fluid system.

• Static pressure is the pressure exerted by a fluid at rest.

• Static pressure is the pressure difference between two points in a fluid.

What is the unit of pressure commonly used in fluid mechanics?

• Newton per square meter (N/m²)

• Atmosphere (atm)

• Pascal (Pa)

• Barometer (Bm)