Boilers classified as low-pressure steam boilers have a maximum operating pressure of _____
a. 5 psi
b. 15 psi
c. 50 psi
d. 100 psi
b
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Indicate whether the statement is true or false
The ruler who became known as the stupor mundi was
a. Frederick II. b. Henry II. c. Saint Louis. d. Richard the Lionheart.
Brake fluid is hygroscopic. This means that it ________
A) Creates an odor if not flushed annually B) Has an affinity for air C) Absorbs moisture D) Lubricates pistons and cups
What is the purpose of crossing the tip and ring wires over each other to form a twisted pair?
A) to produce a canceling effect of the signals and thus eliminate cross talk B) to block electromagnetic interference from outside influences such as fluorescent lights C) both a and b are true D) neither a nor b is true