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ENSC 388 Intro and Basic Concepts: Basic Concepts of Thermodynamics

10 Questions

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ENSC 388 Intro and Basic Concepts: Basic Concepts of Thermodynamics

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Questions and Answers

What is the study of thermodynamics primarily concerned with?

The conservation of energy only

The study of matter and its properties

The conservation of mass only

Energy transformations and its relation to matter (correct)

Which fundamental law of nature is described as the conservation of energy principle?

Second law of thermodynamics

Third law of thermodynamics

First law of thermodynamics (correct)

Zeroth law of thermodynamics

What does the second law of thermodynamics state regarding energy?

Energy has no relation to matter

Actual processes occur in the direction of decreasing quality of energy (correct)

Energy remains constant during interactions

Energy can change from one form to another

What are some examples of systems where thermodynamics is involved?

Heating and air‐conditioning systems, refrigerators, water heaters Signup and view all the answers

How can any physical quantity be characterized?

By dimensions Signup and view all the answers

What is the fundamental primary dimension representing temperature?

T Signup and view all the answers

Which system is used exclusively in the course?

SI Signup and view all the answers

What type of system allows both mass and energy to cross its boundary?

Open system Signup and view all the answers

What does a closed system allow to cross its boundary?

Energy only Signup and view all the answers

What is the purpose of dimensional homogeneity in engineering equations?

To ensure consistent units in equations Signup and view all the answers