What causes pinholes or voids in solder connections?
What will be an ideal response?
The causes of pinholes or voids in solder connections include dust, dirt, flux gas, improper heat, or other contamination.
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The finest discrimination on a typical fractional rule is usually:
A) 1/32 inch B) 1/100 inch C) 1/50 inch D) 1/64 inch
Why does the CAC-A electrode holder have three holes in the head?
A) To prevent heat cracking of the unit (stress relief) B) For cooling purposes C) To allow compressed air flow D) To allow pure oxygen flow E) For reasons unknown
This is a stamping press operation that forms a single-line cut partway across the sheet without removing material.
What will be an ideal response?
In a residential air conditioning system, the only air moving device that is used is a ___________________________________.
Fill in the blank(s) with the appropriate word(s).