Test 3 Flashcards
1
Q
If a 30 gallon water heater weighs 100 pounds empty, how much does it weigh when it is full?
A
349.9
2
Q
Water freezes at what degree?
A
32
3
Q
Water boils at what degree?
A
212
4
Q
What is it’s heaviest or it’s most dense at what degree?
A
39.1 degrees
5
Q
Atmospheric pressure is at what psi?
A
14.7 psi
6
Q
Where is the baffle located on a gas water heater?
A
Floe pipe
7
Q
Where is the dip tube located on a water heater? And what does it do?
A
Located: cold water supply
What it does: directs cold to bottom
8
Q
When a gas water heater is installed in a garage it must be installed on a platform of at least how many inches high?
A
18” inches high
9
Q
When water is heated to steam it expands how many times it’s size?
A
1700 times
10
Q
A normal warranty on a gas water heater is usually for how many years?
A
6 years
