Properties of Fluids

Mass per unit volume is

• buoyancy.
• density.
• pressure.
• viscosity.

Fluids consist of

• solids and liquids

• gases

• gases and liquids

• gases and solids

Which of the following is false?

• fluids take the shape of their container

• fluids have the ability to flow

• a fluids molecules are farther apart than a solids

• fluids are always less dense than solids

Which of the following properties can be calculated using the formula volume/mass?

• specific volume

• viscosity

• density

• buoyancy

Which of the following is not a unit of density?

• grams per ml

• grams per cubic cm

• kg per litre

• grams per square cm

The measure of the force of gravity pulling on an object is called

• mass

• weight

• buoyancy

• pressure

A substance has a mass of 16 g and a volume of 4 cubic cm, what is it's density?

• 64 g/cm3

• 20 g/ml

• 4 g/cm3

• 12 g/cm3

The specific gravity of a liquid has

• the same unit as that of mass density

• the same unit as that of weight density

• the same unit as that of specific volume

• no unit

If a person studies about a fluid which is at rest, what will you call his domain of study?

• Fluid Mechanics

• Fluid Statics

• Fluid Kinematics

• Fluid Dynamics

A small shear force is applied on an element and then removed. If the element regains it’s original position, what kind of an element can it be?

• Solid

• Liquid

• Fluid

• Gaseous