Which are the Conservation of energy principles?

• Energy cannot be created or destroyed

• Energy remains the same amount

• Energy can change forms

• Energy can take away from the system as the system progress

The first law of thermodynamics is An expression of _____________________________________

• thermodynamics

• the conservation of energy principle.

• thermodynamics property

• ability to cause changes

The second law of thermodynamics asserts that energy has _________ as well as _________, and actual processes occur in the direction of decreasing quality of energy.

• quality

• behaviour

• direction

• quantity

During the compression process which the temperature, T remains constant. The process is called __________.

• Isometric process

• Isochoric process

• Isothermal process

• Isobaric process

The boundary of a system can be fixed or movable.

• True

• False

______________ is commonly used to measure small and moderate pressure differences.

The picture is given example of ____________

• equilibrium

• state of postulate

• simple compressible system

• properties

What is the formula for?

• Pressure

• Homogeneous

• System

• Specific weight

During a steady flow process, fluid properties within the control volume may change with time but not the position

• True

• False

In under steady-flow process, what is the control volume that remains constant?

• Mass

• Energy

• Force

• Pressure