When using a brazing flux, it should be applied _____.
a. only to the tube end
b. to both the tube end and the fitting cup
c. only to the fitting cup
d. both before and after the brazing process
a. only to the tube end
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What the three methods for soldering SMT items?
What will be an ideal response?
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The magnetic effects of magnets are concentrated at areas called ____________________.
Fill in the blank(s) with the appropriate word(s).
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The rate of release of nitrogen from SCU depends on the ____________________ of the coating
Fill in the blank(s) with correct word
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An oscilloscope display indicates that the period of a digital waveform is 40 ?s. What is frequency of this waveform?
A) 25 kHz B) 40 MHz C) 2.5 kHz D) The frequency cannot be determined using the information provided.
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