1/8 - 3/4 in per ft depending on which code your using and if this is waste or leader line
Any vent is usually the size of the drain or waste pipe it is connected to. 3 or 4 inch on a toilet.
NO but copper tubing will fit inside one another BUT not schedule 40 or thicker
It depends on the amount of pressure behind it.
2in
5yd. 2in.=in.
it takes 2in a half
Is 74in > 2yd 2in
my cousin's (justin bieber) legs are 3ft 1/2in.
16 pounds
depending on the size of engine 5.7 lt (350) is duels into the muffler of 3in pipe and single 3in out to the rear of truck 5lt (305) 2in y pipe to cat and duel 2 inch tail pipes (454) 3in same as 5.7lt
x/5in = 9ft/2in x = 9ft*5in/2in x= 22.5ft
when stretched out, the worlds biggest slinky has been measured to be 40ft. and 2in.