The following items will test your knowledge of the material covered in this

lesson. There is only one correct answer for each item. When you complete

the exercise, check your answers with the answer key. If you answer any

items incorrectly, go back to the part of the lesson that contains the

information involved and study again.

1.

Given 5 gallons of liquid that weighs 32 pounds, what is the specific

weight 5 gallons of fuel weighing 32 pounds?

A.

3.20 lbs/gal.

B.

4.50 lbs/gal.

C.

5.30 lbs/gal.

D.

6.40 lbs/gal.

2.

What is the API gravity of a fuel that has a specific gravity of

.6823?

A.

70.783.

B.

72.788.

C.

74.702.

D.

75.887.

3.

If a product has an API gravity of 64.0, what is its specific gravity?

A.

0.2378.

B.

0.3782.

C.

0.7238.

D.

0.8327.

4.

How much does DF2 fuel weigh in an above-ground storage tank that is

35 feet tall and 12 feet in diameter, if the tank is 85 percent full?

A.

177,306.62.

B.

277. 306.26.

C.

717, 306.26.

D.

762,603.77.

5.

A 3,000-barrel storage tank has 22 feet of MOGAS stored in it

(specific gravity = 0.7250). How much pressure (in psi) is exerted on

the bottom of the tank?

A.

4 psi.

B.

5 psi.

C.

6 psi.

D.

7 psi.

12-17

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