3.13- Bernoulli's Principle

Who proposed Bernoulli’s principle?

• Albert Einstein

• Isaac Newton

• Nikola Tesla

• Daniel Bernoulli

In what year was Bernoulli’s principle proposed?

• 1852

• 1905

• 1738

• 1609

What does Bernoulli’s principle state about fluid velocity and pressure?

• Increase in velocity increases pressure

• Decrease in velocity increases pressure

• Increase in velocity decreases pressure

• Velocity and pressure are unrelated

Which common example is used to explain Bernoulli’s principle?

• Electric circuits

• Boiling water

• Car engines

• Aeroplane flight

What shape is associated with the wings of most aircraft?

• Circle

• Rectangle

• Triangle

• Airfoil

What force is generated due to the pressure differences across the wing of an aeroplane?

• Electrical force

• Lift force

• Magnetic force

• Gravitational force

What is the resultant force on an aeroplane wing a combination of?

• Thermal and radiant forces

• Magnetic and electrical forces

• Drag force and lift force

• Lift force and gravitational force

Which sport uses Bernoulli’s principle to explain the movement of objects through air?

• Football

• Swimming

• Javelin throw

• Cycling

What is the Magnus force related to?

• The curvature of space-time

• The gravitational pull on spinning objects

• The spinning of objects moving through air

• The electrical charge of spinning objects

Which of the following is NOT a type of spin described in the context of the Magnus force?

• Sidespin

• Upright spin

• Backspin

• Topspin