Power recovery?

Question

Would you please get the question.pdf here:

http://w13.easy-share.com/2469551.html

to get the file you could simply enter the code in the middle of the page and then get the file.

Answer 1

I would say do your own homework but

No you cannot recover the energy without increasing the pressure at point B in a gas..

Answer 2

Please don't post links with pornography as it violates the terms of this website...

Answer 3

that wasn't very nice.