Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
13 Cards in this Set
- Front
- Back
|
A boiler’s steam pressure gauge reads 150psi. What is the absolute pressure? |
164.7 |
|
|
What is required to raise one pound of water from 32 degrees Fahrenheit to 212 degrees Fahrenheit? |
180 BTU |
|
|
At 0 psig, how many BTU’s are needed to change 1 pound of water at 212 degrees Fahrenheit into 1 pound of steam? |
970.3 BTU |
|
|
A gallon of number 6 fuel oil contains how many BTU’s? |
152,000 BTU |
|
|
A boiler operating at 100 psi has a dry saturated steam temperature of 338 degrees Fahrenheit. What is the boiler’s water temperature? |
338 degrees Fahrenheit |
|
|
A column of water 10 feet high and 1 square foot at the base, at 62 degrees Fahrenheit. How much pressure does the column exert at the base? |
4.33 psi |
|
|
If 3 boilers are connected to 2 common headers and each boiler is at 100 psi. The master gauge on the steam header would read? |
100 psi |
|
|
Calculate the circumference of a circle with a radius of 8”? |
50.26 |
|
|
A room that measures 8.5’ by 10’ with a ceiling height of 7’ has how many cubic feet of air? |
595 |
|
|
A container holds 1 cubic foot of water, how much does the water weigh? |
62.3 lbs |
|
|
A 2” boiler tube has a wall thickness of 3/8”. What is the inside diameter? |
1.58 |
|
|
A tank has a water holding capacity of 2,310,000 cubic inches. How much does the water in the tank weigh at full capacity in gallons? |
83,330 lbs |
|
|
Calculate the area of a circle with a radius of 8” |
201.06 |
