Quiz on Transport Processes

What is the primary focus of transport processes?

• Energy transfer only

• Mass transfer only

• Momentum, energy, and mass transfer

• Charge transfer only

What is the definition of viscosity?

• The pressure exerted by a fluid

• The density of a fluid

• The temperature of a fluid

• The internal resistance of a fluid to motion

What does the term 'steady flow' imply?

• Flow is turbulent

• No change at a point with time

• Flow is laminar

• Change at a point with time

What is the primary characteristic of compressible flow?

• Density remains constant

• Density changes during flow

• Flow is always laminar

• Flow is always turbulent

What is the unit of kinematic viscosity?

• m2/s

• Pa·s

• kg/m3

• J/s·m2

What is the definition of specific gravity?

• The pressure exerted by a gas

• The ratio of the density of a substance to the density of water

• The density of a gas at standard conditions

• The weight of a unit volume of a substance

What is the primary factor that determines the flow regime of a fluid?

• Temperature

• Pressure

• Reynolds number

• Viscosity

What is the primary characteristic of laminar flow?

• Flow is chaotic

• Flow lines are parallel

• Flow velocity is constant

• Flow is always compressible

Which flow type is characterized by a Reynolds number greater than 4000?

• Transitional flow

• Turbulent flow

• Laminar flow

• Steady flow

What is the primary purpose of a heat exchanger in fluid systems?

• To measure fluid flow rate

• To separate different fluids

• To transfer heat between fluids

• To increase fluid pressure