Fire Hydaulics Flashcards Preview

Engineer Test > Fire Hydaulics > Flashcards

Flashcards in Fire Hydaulics Deck (14):
1

Volume of a cylinder formula

V= Pi x R2 x H or V= .7854 x d2 x H

2

Figuring gallons of water in a cylindrical figure? Field.

6 x D2 x H

3

Fluid pressure is ________ to any surface on which it acts.

Perpindicular

4

Pressure at any point in a fluid at rest is.....

The same intensity in all directions.

5

Pressure applied to a liquid in a confined space will be the same in all directions? T F

T

6

The downward pressure of a fluid in an open vessel is _________ to the "depth" of the fluid.

Proportional

7

The downward pressure of a liquid in an open vessel is proportional to its _______?

Density.

8

The downward pressure of a fluid on the bottom of a vessel is independent of the shape and size of the vessel. T F

T

9

atmospheric pressure at sea level?

14.7 pounds

10

as elevations above sea level increase, the atmospheric pressure decreases at?

1/2 pound per 1000 feet

11

The input of energy required by a change of state from liquid to vapor at constant temperature is called?

the latent heat of vaporization.

12

The _________ is the amount of heat required to change a unit mass of a substance by one degree in temperature.

specific heat

13

theoretical lift?

33.9 feet

14

practical lift?

2/3 = 22.6 feet