Explain the difference between red oak and white oak
What will be an ideal response?
ANS:White
oak lumber is very hard, heavy, and strong. Its pores are plugged with membranes that make it
nearly waterproof. Red oak is similar except that it is very porous. It is not very resistant to decay and
must be treated with wood preservatives when used outside.
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Describe the job functions of forestry technician. How does this differ from the responsibilities of a forester?
What will be an ideal response?
When making tests to determine the cause of a failure
A) the power should always be on B) you should basically ohm out all the system components C) start by removing most of the control wires and ohming them out D) each test should eliminate something as a possible cause
The pushing or turning force created by the magnetic field of the pole pieces and the magnetic field of the loop or armature is called _______________.
Fill in the blank(s) with the appropriate word(s).
When a nonconductive target is within the sensing range of a capacitive proximity detector, ____________________ (the object becomes another electrode,the dielectric constant changes), which causes the capacitance to ____________________ (increase, decrease).
Fill in the blank(s) with the appropriate word(s).