Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

Thermodynamics Properties of Working Substance 1

12 Questions

1 Views

Thermodynamics Properties of Working Substance 1

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the primary meaning of the term 'thermodynamics'?

The study of the motion of heat

The study of the relationship between heat and work (correct)

The study of the strength of heat

The study of the measurement of heat

What is the most common example of a pure substance used as a working substance?

Water (correct)

Air

Helium

Mercury

Which of the following statements about pressure is NOT correct?

Pressure is the force per unit area

Pressure is only exerted by liquids, not gases (correct)

Pressure may be described as a measure of the intensity of force

Atmospheric pressure is a result of the mass of air and the action of gravity

Which type of pressure gauge is commonly used in the refrigeration industry?

Manometer and bourdon tube Signup and view all the answers

What is the difference between absolute pressure and gauge pressure?

Absolute pressure is the pressure measured relative to a vacuum, while gauge pressure is the pressure measured relative to atmospheric pressure. Signup and view all the answers

What is the most common liquid used in manometers?

Mercury Signup and view all the answers

What is the boiling temperature of water in Fahrenheit?

212°F Signup and view all the answers

Which instrument is commonly used to measure temperature?

Thermometer Signup and view all the answers

What is the critical temperature of water?

375°F Signup and view all the answers

What is the latent heat of fusion of water in kilojoules per kilogram?

335 KJ/kg Signup and view all the answers

What does a manometer measure?

Pressure difference Signup and view all the answers

What is the triple point pressure of water in kilopascals?

0.6113 Kpa Signup and view all the answers