Generally, limit switches are used as ____________________ devices to control the coil of relays and motor starters in control circuits.
Fill in the blank(s) with the appropriate word(s).
pilot
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Which of the following foundation items must be integrated under a concrete cap?
A) Driven piles B) Isolated column footings C) Wall footings D) Drilled piers E) All of the above
Estimating the costs of masonry work involving products other than standard bricks and concrete blocks can proceed in the same way as with standard bricks and concrete blocks, and is mostly the task of the general contractor.
Answer the following statement true (T) or false (F)
What does the post, or downstream, oxygen sensor (HO2S) measure?
A) Amount of H2O behind the catalytic converter B) Amount of H2O in front of the catalytic converter C) Amount of oxygen in front of the catalytic converter D) Amount of oxygen behind the catalytic converter
ASE-Style Multiple Choice ____ is needed to remove strain or tension on a damaged, stretched sheet metal area.
A. Shrinking metal B. Yield strength C. Tensile strength D. Work hardening