Introduction to Thermodynamics Part 3

Question 1

no mass transfer and energy transfer

Answer 1

isolated system

Question 2

In an equilibrium state, there are no ________________________ within the system

Answer 2

unbalanced potentials

Question 3

the real or imaginary surface that separates the system from its surroundings

Answer 3

boundary

Question 4

Some manometers use a slanted or inclined tube in order to increase the resolution (precision) when reading the fluid height. Such devices are called?

Answer 4

inclined manometers

Question 5

It usually encloses a device that involves mass flow such as a compressor, turbine, or nozzle

Answer 5

open system or a control volume

Question 6

this implies a state of balance

Answer 6

equilibrium

Question 7

system where energy can both go in and out

Answer 7

closed system

Question 8

system where energy and mass can both go in and out

Answer 8

open system

Question 9

the system involves no temperature differential, which is the driving force for heat flow

Answer 9

thermal equilibrium

Question 10

any point at which all the thermodynamic properties of a system can be known

Answer 10

thermodynamic state

Question 11

unbalanced potentials other term

Answer 11

driving forces

Question 12

is the measure of the amount of force acting on a mass due to the acceleration due to gravity

Answer 12

weight (W)

Question 13

the temperature is the same throughout the entire system

Answer 13

thermal equilibrium

Question 14

The boundaries of a control volume can be?

Answer 14

real or imaginary

Question 15

the driving force for heat flow

Answer 15

temperature differential

Question 16

the mass of each phase reaches an equilibrium level and stays there

Answer 16

phase equilibrium

Question 17

chemical composition does not change with time, that is, no chemical reactions occur

Answer 17

chemical equilibrium

Question 18

The boundaries of a control volume or open system are called a

Answer 18

control surface

Question 19

defined as a quantity of matter or a region in space chosen for study

Answer 19

system

Question 20

4 types of equilibrium

Answer 20

Thermal
Mechanical
Phase
Chemical

Question 21

a properly selected region in space

Answer 21

open system or a control volume

Question 22

A control volume can involve these boundaries

Answer 22

fixed, moving, real, and imaginary

Question 23

is usually considered to be one of
the primary dimensions and is assigned a nonderived unit

Answer 23

force

Question 24

there is no change in pressure at any point of the system with time

Answer 24

mechanical equilibrium

Question 25

the initial and final state is the same

Answer 25

thermodynamic cycle

Question 26

any change that a system undergoes from one state to another state

Answer 26

thermodynamic process

Question 27

the mass or region outside the system

Answer 27

surroundings

Question 28

other term for open system

Answer 28

control volume