Before beginning overhaul, it is vital to make sure the building is:

A. completely saturated with water
B. structurally safe
C. free of toxic gases and smoke
D. thoroughly dewatered.


Ans: B. structurally safe

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An SSOLR initiates a trip if the phase currents exceed what percentage of the trip current dial setting?

a. 80% b. 100% c. 125% d. 150%

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The thicker wall in a bathroom is called a(n) ____ wall.

A. plumbing B. electrical C. heavy machinery D. dry

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Slip joint pliers can be used in how many positions?

A) Four B) One C) Six D) Two

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The space left between the piston and the valve plate of a reciprocating compressor when the piston is at the top of the cylinder is called:

A) The bore. B) The mechanical allowance. C) The clearance volume. D) The stroke.

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