When soldering, why should flux be used?
A. It helps prevent oxidation.
B. It helps keep pipes clean.
C. It helps solder flow easier.
D. All of the above are correct.
Answer: D
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What in your opinion should be the criteria to select the value of the contention window? Also explain how you will decide the value of the time slot for CSMA/CA.
What will be an ideal response?
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At any one voltage setting, ____ amperage is required to melt the wire the ____ it is fed.
A. more, faster B. less, faster C. more, slower D. the same, faster
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Additives are used to improve the ____________________ of lubricants
Fill in the blank(s) with the appropriate word(s).
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Hint: 
= 400 ohmsZ = 1,100 ohmsFind R in ohms. Carry the answer to one decimal place.
Fill in the blank(s) with the appropriate word(s).
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