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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the First Law of Thermodynamics state?
π‘ Hint: Consider the concept of energy conservation.
Question 2
Easy
In the equation ΞU = Q - W, what does Q represent?
π‘ Hint: Think about energy transfer due to temperature difference.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the equation for the First Law of Thermodynamics?
π‘ Hint: Think about how energy is combined and used.
Question 2
True or False: Work can be created without a change in internal energy.
- True
- False
π‘ Hint: Recall how energy transformations work.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You have a system that receives 200 J of heat and does 75 J of work. What is the change in internal energy?
π‘ Hint: Use the conservation formula to find the change.
Question 2
If a thermodynamic cycle returns to its initial state after 10 J of heat added and 10 J of work done, how would you describe the internal energy at the end?
π‘ Hint: Think about how cycles operate under thermodynamics.
Challenge and get performance evaluation