Which of the following are the most commonly used types of fire hose couplings?
Answer: Storz and threaded
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What are some of the tasks we use Proximity switches for?
What will be an ideal response?
When starting wound rotor motors, the operating lever is moved to ____ to insert the full value of resistance in the secondary circuit.
a. the first running position b. the middle running position c. the last running position d. the regular running position
A substance for which ? is a constant undergoes an isothermal, mechanically reversible process from initial state 
to final state 
where V is molar volume.
(a) Starting with the definition of ?, show that the path of the process is described by: V = A (T) exp (??P ) (b) Determine an exact expression which gives the isothermal work done on 1 mol of this constant-? substance. What will be an ideal response?
Answer the following statement(s) true (T) or false (F)
1.When using a circular saw, you want to position yourself directly behind the saw, not to the side of the saw. 2.Stranded wire has a slightly smaller diameter than solid wire. 3.When using a reciprocating saw (Sawzall®) to cut metal, the blade should be operated at a slower speed than when cutting wood. 4.Always unplug a corded power tool, or remove the battery from a cordless power tool, before you make any adjustments, change accessories, or store the tool.