What will happen if the operator grinds a tungsten electrode so the grind marks run around the diameter of the tungsten?
A) The TIG operator could lose control and break the tungsten.
B) The grinding marks will cause the arc to make even ripples in the weld.
C) An unstable arc may result.
D) The grinding marks will cause the arc to make deeper weld penetrations.
C
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Dye leak detectors are being discussed. Technician A says injection dye will be visible after a few days of system operation if a small leak is present. Technician B says a special lamp is required to locate a small leak with fluorescent dye. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
Answer the following:
(a) Using the public key of Problem P16.9, find the sequence of values transmitted through the air if the ASCII values corresponding to the following message are sent by the BS: I LIKE THIS CLASS. (b) Verify how this message is recovered back at the MS by using the public key.
At standard conditions on the Celsius scale, water will boil at ____.
A. 100°C B. 212°C C. 32°C D. 0°C
The ____________________ bath air cleaner is a common type of air filter used in older engines.
Fill in the blank(s) with the appropriate word(s).