User VitorAguiar68 - Physics Stack Exchange

VitorAguiar68

Member for 6 years, 7 months
Last seen more than a month ago

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19 Questions

Score Activity Newest Views

5 votes

1 answer

899 views

When do ideal gases stop behaving like ideal gases?

asked Apr 24, 2017 at 17:40

5 votes

1 answer

3k views

Can work on a system increase entropy?

asked May 3, 2017 at 17:24

3 votes

2 answers

956 views

Why do we consider heat transfer from/to reservoirs a reversible process?

asked May 4, 2017 at 18:12

2 votes

1 answer

2k views

In a piston cylinder why do particles lose kinetic energy when doing work (expansion) in the piston, when the system is heated?

asked Apr 23, 2017 at 13:42

2 votes

1 answer

2k views

Why temperature increase when I fill a container with more particles?

asked Apr 22, 2017 at 22:35

1 vote

0 answers

221 views

What's the explanation for temperature decrease when I pull a piston upwards? And how energy leaves a system when I transfer heat to it?

asked Apr 23, 2017 at 2:41

1 vote

2 answers

5k views

Why is internal energy a function of temperature and volume?

asked Apr 22, 2017 at 15:56

1 vote

1 answer

24 views

Can we evaluate the efficiency of Rankyne Cycles by a Diagram T-s?

asked Feb 14, 2018 at 0:52

0 votes

0 answers

30 views

What is the final temperature on a system with forced ventilation?

asked Dec 9, 2022 at 2:59

0 votes

1 answer

63 views

How can I derivate the Kinetic Energy on a practical context?

asked Apr 28, 2017 at 23:21

0 votes

3 answers

5k views

Can an isobaric and isothermal process happen at the same time without being in a process of phase change?

asked Apr 29, 2017 at 0:58

0 votes

1 answer

49 views

Can I create electric current with constant intensity by a magnetic field?

asked May 27, 2017 at 18:03

0 votes

2 answers

192 views

What is the direction of friction in this example? Why?

asked Jun 23, 2017 at 22:22

0 votes

4 answers

2k views

What is the differential of Torque? dT =?

asked Oct 1, 2017 at 18:16

0 votes

1 answer

227 views

How do I calculate the change of pressure on a fluid moving on block?

asked Oct 11, 2017 at 21:36

0 votes

3 answers

2k views

What does happen if I push a piston in an adiabatic cylinder containing an ideal gas?

asked Apr 21, 2017 at 16:54

0 votes

2 answers

526 views

Why does potential energy time-derivative depend only on the mass flow?

asked Apr 27, 2017 at 21:09

-1 votes

1 answer

151 views

Is this an isobaric exercise? Or the book is wrong?

asked Apr 24, 2017 at 12:09

-2 votes

1 answer

206 views

How is power defined?

asked Apr 27, 2017 at 22:14