Hydraulics Flashcards
1
Q
Why is water used by fire crews?
A
Absorbs heat Cheap Common Easily transported Extinguishes 90% of fires
2
Q
What are the laws that govern frictional loss?
A
Length Internal surface Diameter Speed Pressure
3
Q
What is the formula for pressure?
A
Pressure = head/10
4
Q
What is the formula for head?
A
Head = pressure * 10
5
Q
How much pressure does a 1m3 of water create?
A
0.1 bar
