The nucleus of an atom contains _____.
A. electrons and protons
B. electrons and quarks
C. neutrons and protons
D. neutrons and quarks
Answer: C
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The jack shown in the figure above is a(n) _____.
a. screw jack b. toe jack c. bottle jack d. ratchet jack
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A(n) ____ is used for installations where heavy loads are used infrequently or where it is apparent that future demand may require additional loading.
A. autotransformer B. instrument transformer C. tapped transformer D. buck-boost transformer
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The Hazen Williams roughness coefficient for a smooth pipe is higher than the coefficient for a rough pipe
Indicate whether the statement is true or false
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The cooling anticipator in a thermostat is usually an adjustable type.
Answer the following statement true (T) or false (F)
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