When installing units requiring three-phase power, the voltages between any two power leads must be:
A) Within 10 percent of each other. B) Within 3 percent of each other.
C) Exactly the same. D) Within 15 percent of each other.
B
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Before a pressure gauge is installed, be sure the fuel system is fully pressurized.
Answer the following statement true (T) or false (F)
To kill any harmful organisms, milk is heated and cooled in a process called:
a. Homogenization c. Pasteurization b. Filtering d. Specific gravity
Protons are:
A) Negatively charged particles located in the center of the atom. B) Positively charged particles located in the outer part of the atom. C) Negatively charged particles located in the outer part of the atom. D) Positively charged particles located in the center of the atom.
What type of pump is a typical water pump?
A) Gear B) Centrifugal C) Rotor D) Vane