Introduction to Energy Balances MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Introduction to Energy Balances, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Introduction to Energy Balances MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Introduction to Energy Balances mcq questions that explore various aspects of Introduction to Energy Balances problems. Each MCQ is crafted to challenge your understanding of Introduction to Energy Balances principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Introduction to Energy Balances MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Introduction to Energy Balances. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

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Introduction to Energy Balances MCQs | Page 5 of 37

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Q41.
For an open unsteady state system, 5 J of heat was supplied and 10 J of work was done on the system, what is the value of change in enthalpy?
Discuss
Answer: (c).15 J
Q42.
For an open unsteady state system, 10 J of heat was supplied and 10 J of work was done by the system, what is the value of change in enthalpy?
Discuss
Answer: (a).0
Q43.
For an open unsteady state system, 5 J of heat was supplied and 10 J of work was done by the system, what is the value of change in enthalpy?
Discuss
Answer: (a).โ€“ 5 J
Q44.
For an open unsteady state system, 15 J of heat was taken off and 10 J of work was done by the system, what is the value of change in enthalpy?
Discuss
Answer: (a).โ€“ 5 J
Q45.
For an open unsteady state system, 15 J of heat was supplied and -5 J of work was done on the system, what is the value of change in enthalpy?
Discuss
Answer: (a).10 J
Discuss
Answer: (d).Change of liquid to vapor
Discuss
Answer: (b).Heating a liquid at constant pressure
Q48.
Vaporization starts at which point?
Discuss
Answer: (b).Bubble point
Q49.
What is the vaporization temperature of water at standard conditions?
Discuss
Answer: (b).212°F
Q50.
What is the point of saturation of a condensable vapor?
Discuss
Answer: (d).Dew point