jack action's latest activity

I get a lot of chess puzzles coming in on my social media feed. Most are of the form, "Black to move. Mate in 2!" which I read in my...

From my understanding of your notation, that is ##W_{comp}##. ##W_{atm\_in}## would be the work done by the atmosphere on the piston...

Do you really think people have overlooked the barometric pressure and used unnecessary work from electric motors to compress the fluid...

If you want to include the work required to compress the atmosphere is fine, but it doesn't add any value to the calculations. You have...

Although I haven't analyzed the design deeply, the link you provided in your last post might give some explanation in step 2: Having...

Looking for another post of yours to push your likes to 10k. Edit: Gah! Someone beat me to it.

I made a CVT (Continuously Variable Transmission) that uses two differentials to first split power between two gear ratios based on...

Some people really do start to look like their pets eventually!

In the fifth phase, no work is necessary by the external machinery and for me, that's the mot important part. So this 31748 J part can...

That is really not new. I remember in the late 90's at University, students who were saying, "I don't need to learn [whatever], they...