What cylinder factor is used to compute the duration of flow for a 22 cu/ft O2 or air E cylinder?
a. 0.28
b. 1.34
c. 2.41
d. 3.14
Q. 2 What cylinder factor is used to compute the duration of flow for a 244 cu/ft (H/K) O2 or air cyl-inder?
a. 0.16
b. 0.28
c. 3.14
d. 2.41
Q. 3 When full, a gas cylinder registers a pressure of 2200 psig. After a few hours of use, the pressure gauge reads 550 psig. The cylinder is now how full?
a. One-half
b. One-third
c. One-fourth
d. Two-thirds
Q. 4 The measured pressure in a gas-filled cylinder is equivalent to which of the following?
a. Its filling density divided by the cylinder gas factor.
b. Gas temperature times its coefficient of expansion.
c. Gas density divided by the density of air at standard temperature, standard pres-sure, dry (STPD).
d. The force required to compress its volume within the cylinder.
Q. 5 To accurately determine the remaining contents of a liquid-filled CO2 cylinder, what would you do?
a. Multiply the pressure by the cylinder fac-tor.
b. Divide the pressure by the cylinder factor.
c. Weigh the contents of the cylinder.
d. Empty the cylinder while timing its flow.
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