Answer:
Best example would be Carnot engine. It is possible in theory not in real life.
Explanation:
In real engines, the heat transfers at a sudden change in temperature whereas in a Carnot engine, the temperature remains constant. In our day to day lives, reversible processes can't be carried out and there is no such engine with 100 % efficiency. Thus, the Carnot cycle is practically not possible.
Answer:philosophy
Explanation:
Pythagoras based happenings of the earth on a non- religion philosophy.
Philosophy is the study of general questions and it requires critical thinking. Questions about mind, moral, values are been asked. It influenced the western culture. Most of the early scientist were philosophers that kept answering questions on various fields.
Answer: There is no picture provided in this question so I can not be able to help u