The use of flux is always required when soldering or brazing.
Answer the following statement true (T) or false (F)
False
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?The modulated current transfer process can be used to make code quality root welds ______.
A. ?only if the root face is 1/8 in (3 mm) and the root opening is 7/32 in. (2.7 mm) B. ??when the root face is twice the size of the root opening but less than 5/32 in (4 mm) C. ?even if the root opening and root face may vary as much as the code might allow D. ?only in ferrous (steel) alloys
How is the voltage drop across the resistor determined?
What will be an ideal response?
The demand factor for fixed appliance loads (excluding dryers and ranges) in the standard service load
calculation is _____. A) 40% B) 50% C) 75% D) 100%
Describe how digital signals are transmitted over a telephone line or TV cable.
What will be an ideal response?