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The maximum amount of mechanical energy that can be converted into heat in any process
- a)depends on source and sink temperature
- b)depends on friction present
- c)depends on nature of mechanical energy
- d)is 100%
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
The maximum amount of mechanical energy that can be converted into hea...
Since mechanical energy is high grade energy and heat is low grade energy, 100% conversion of high grade energy into low grade energy is possible.
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The maximum amount of mechanical energy that can be converted into hea...
Explanation:
The conversion of mechanical energy into heat energy is an irreversible process. According to the first law of thermodynamics, energy cannot be created or destroyed, only converted from one form to another. Hence the amount of mechanical energy that can be converted into heat is limited. The maximum amount of mechanical energy that can be converted into heat in any process is 100%.
Factors affecting the maximum amount of mechanical energy conversion into heat energy:
1. Nature of Mechanical Energy: The amount of mechanical energy that can be converted into heat energy depends on the nature of the mechanical energy. For example, kinetic energy has a higher conversion efficiency compared to potential energy.
2. Friction: Friction present in the system reduces the efficiency of energy conversion. The higher the friction, the lesser the amount of mechanical energy that can be converted into heat energy.
3. Temperature Difference: The maximum amount of mechanical energy that can be converted into heat energy depends on the temperature difference between the source and sink. The greater the temperature difference, the higher the conversion efficiency.
Conclusion:
In conclusion, the maximum amount of mechanical energy that can be converted into heat in any process is 100%. This limit is a fundamental principle of thermodynamics and is a result of the irreversible nature of the conversion process. The amount of energy that can be converted depends on the nature of mechanical energy, the presence of friction, and the temperature difference between the source and sink.
The conversion of mechanical energy into heat energy is an irreversible process. According to the first law of thermodynamics, energy cannot be created or destroyed, only converted from one form to another. Hence the amount of mechanical energy that can be converted into heat is limited. The maximum amount of mechanical energy that can be converted into heat in any process is 100%.
Factors affecting the maximum amount of mechanical energy conversion into heat energy:
1. Nature of Mechanical Energy: The amount of mechanical energy that can be converted into heat energy depends on the nature of the mechanical energy. For example, kinetic energy has a higher conversion efficiency compared to potential energy.
2. Friction: Friction present in the system reduces the efficiency of energy conversion. The higher the friction, the lesser the amount of mechanical energy that can be converted into heat energy.
3. Temperature Difference: The maximum amount of mechanical energy that can be converted into heat energy depends on the temperature difference between the source and sink. The greater the temperature difference, the higher the conversion efficiency.
Conclusion:
In conclusion, the maximum amount of mechanical energy that can be converted into heat in any process is 100%. This limit is a fundamental principle of thermodynamics and is a result of the irreversible nature of the conversion process. The amount of energy that can be converted depends on the nature of mechanical energy, the presence of friction, and the temperature difference between the source and sink.
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The maximum amount of mechanical energy that can be converted into heat in any processa)depends on source and sink temperatureb)depends on friction presentc)depends on nature of mechanical energyd)is 100%Correct answer is option 'D'. Can you explain this answer? for Mechanical Engineering 2025 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about The maximum amount of mechanical energy that can be converted into heat in any processa)depends on source and sink temperatureb)depends on friction presentc)depends on nature of mechanical energyd)is 100%Correct answer is option 'D'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The maximum amount of mechanical energy that can be converted into heat in any processa)depends on source and sink temperatureb)depends on friction presentc)depends on nature of mechanical energyd)is 100%Correct answer is option 'D'. Can you explain this answer?.
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