Recent content by Ruffian

I was unable to attend a class in which we learned this, so any explanation would be appreciated (working and answer would be appreciated). If a pipe is of 150mm dia. is carrying 40 litres/min from a site and it is replaced by 2 100mm dia. pipes carrying the same volume, what difference does...

Thanx for the replies, so in order to raise the pressure inside the pipe, the 'faster' i can make the air flow through the pipe, the higher the pressure will be at the other end? As for the amount of pressure, there is no number in particular, just heigher that what it would usuall be. The...

Im not exactly sure if this is the right section of the forums, but here is my question; is there any way to raise the air pressure inside a pipe for example, the only thing is, both ends lead into larger sections that open to the atmosphere. Air will be (for example) blown into the pipe from...

Im just wondering, is a higher or lower reading of a number in inHG units indicating a stronger or weaker vacuum? For Example: What is creating a stronger vacuum? 15inHG or 10inHG Thanx,