Organisms which use carbon dioxide or carbonates for their carbon source and either sunlight or inorganic chemicals for their energy source are called ________
A) heterotrophs
B) detritivores
C) actinomycetes
D) autotrophs
E) facultative anaerobes
D
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Before a program can be developed from a ladder diagram, it is first necessary to determine the number of ____.
A. differential amplifiers B. protection schemes C. input and output devices D. CPUs
A burning magnesium wheel is a unique type of fire and is classified as a class A fire.
Answer the following statement true (T) or false (F)
After replacing a blown fuse in a unit disconnect, the technician should:
A) Check the system amp draw and compare it to the data plate rating. B) Check the resistance of every system component. C) Swap some wires around to see if it helps. D) Check the frequency and phase angle of the voltage at the unit with the unit operating.
Whenever possible, when changing a motor, the _________________________ should be obtained.
Fill in the blank(s) with the appropriate word(s).