Thermodynamics MDCAT Quiz is that branch of science which tells us about the relations between heat, work, and energy. This topic is crucial for the students appearing in MDCAT because it is one of those subjects that tells about the critical understanding of the transformations of energy, systems, and processes. Our specialized MDCAT Quiz on thermodynamics contains everything from the most basic to complex applications. Thus, it ensures you understand this important subject properly.
MDCAT Thermodynamics Quiz to Succeed
Prepare to ace the MDCAT exam with our detailed thermodynamics quiz that delves into key areas such as the laws of thermodynamics, energy flow in systems, and behavior of gases. This quiz will challenge your understanding of concepts such as enthalpy, entropy, and Gibbs free energy, while helping you apply these principles to real-world scenarios. Whether it is understanding how heat engines work or calculating the efficiency of processes, our quiz is designed to reinforce your knowledge and boost your confidence for the exam.
- Test Name: Thermodynamics MDCAT Quiz
- Type: Quiz Test
- Total Questions: 30
- Total Marks: 30
- Time: 30 minutes
Note: Answer of the questions will change randomly each time you start the test, once you are finished, click the View Results button.
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Free Flashcards for Thermodynamics Preparation
Our free flashcards for thermodynamics make studying efficient and engaging. These flashcards include concise definitions, formulas, and practical examples that are directly relevant to MDCAT exam topics. Quickly revise the key principles of thermodynamics, such as the laws governing energy transfer, thermodynamic cycles, and their applications in biological systems. These flashcards are an invaluable resource to strengthen your conceptual understanding and improve retention of important information.
The first law of thermodynamics is also known as:
Law of Energy Conservation
The SI unit of temperature is:
Kelvin (K)
The second law of thermodynamics states that:
Entropy of the universe always increases
In a closed system, energy can:
Enter or leave as heat or work
The heat required to raise the temperature of a substance by one degree Celsius is called:
Specific heat capacity
The process in which a gas expands or contracts without heat exchange is called:
Adiabatic process
The efficiency of a heat engine is given by:
(Work output / Heat input)
The specific heat capacity of water is approximately:
4.18 J/g°C
In a reversible process, the entropy change is:
Zero
The Carnot engine operates between two temperatures, T₁ and T₂. Its efficiency is:
1 - (T₂/T₁)
The change in internal energy of an ideal gas depends on:
The change in temperature
Heat transfer by conduction occurs in:
Solids
What happens to the entropy of a system when heat is added reversibly?
It increases
In an isothermal process, the temperature:
Remains constant
The second law of thermodynamics introduces the concept of:
Entropy
Which of the following is not a thermodynamic system type?
Closed system
A substance undergoing a phase transition from liquid to gas absorbs:
Latent heat
The zeroth law of thermodynamics is concerned with:
Thermal equilibrium
What is the main function of a heat pump?
To move heat from a colder region to a hotter region
A thermodynamic process is called isobaric when:
Pressure remains constant
The formula for work done by an expanding gas in an isothermal process is:
W = nRT ln(Vf / Vi)
The law stating that energy cannot be created or destroyed is known as:
The first law of thermodynamics
Entropy is a measure of:
Disorder or randomness
The internal energy of an ideal gas depends on:
Temperature only
Which of the following is an example of an adiabatic process?
Rapid compression of a gas
A refrigerator operates on which thermodynamic cycle?
Rankine cycle
The enthalpy of a system is:
The total heat content
In thermodynamics, work done by a system is positive when:
The system does work on the surroundings
The heat engine's efficiency is maximized when:
The temperature difference between hot and cold reservoirs is maximized
The change in internal energy for an ideal gas depends on:
The temperature change
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