Introduction to Fluid Mechanics

The unit m³ is a unit of:

• a. Volume

• b. Mass

• c. Density

• d. Area

The density of water is ____ g/cm³.

• a. 1

• b. 1000

• c.100

• d. 10

A g or kg is a unit of:

• a. Mass

• b Volume.

• c. Density

• d. Area

9. What is the unit of measurement for pressure?

• a. pascal

• b. grams

• c. milliters

• d. meters

What system used in many applications like forklifts or jacks works on Pascal's principle

• a. hydraulics

• b. sprockets

• c. widgets

• d. brakes

What force causes the wood to float

• a. weight

• b. density

• c. buoyant

• d. gravity

Which direction does buoyant force always push?

• a. downward

• b. upward

• c. all directions

• d. sponge bob

Archimedes' Principle relates the buoyant force to:

• a. The volume of the object

• b. The weight of fluid displaced

• c. The mass of the object

• d. The density of the object

The size of a buoyant force depends on the object's:

• a. Mass

• b. Density

• c. Weight

• d. Volume

Which of the following is fluid?

• a. helium

• b. ice

• c.iron

• d. gold