Pre-Test _Fluid Mechanics

What is the SI unit of pressure?

•  Pascal  

• Newton

• Joule

• Bar

Which of the following best represents density?

• Mass × Volume  

• Mass / Volume  

• Volume / Mass  

• Weight × Volume

Convert 2 m³ to liters.

State the formula of Newton’s Second Law of Motion:

Why do airplanes stay in the air when flying?

• Gravity pulls them  

• The shape of the wing creates pressure difference

• Engine power alone  

Which is a practical application of Pascal’s Principle?

• Thermometer

• Rocket engine  

• Hydraulic car brake  

Have you heard of or studied the following? (Tick one per item)

• Bernoulli’s Equation

• Viscosity

• Pascal’s Law

What do you expect to learn in this course?