?The lack of fusion between the filler metal and previously deposited weld metal is called_______.

A. ?interpass cold lap
B. ?inclusions
C. ?lack of sidewall fusion
D. ?None of the above


Answer: A

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The ____ the period during which the electrode force is applied and the welding current is shut off.

A. squeeze time B. weld time C. hold time D. off period

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Technician A says the height-sensing proportioning valve changes its split point by means of a rotating cam. Technician B says levers are used in conjunction with the height-sensing proportioning valve. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

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Transpiration serves what 2 critical functions in the plant?

A. oxygen uptake, CO2 elimination B. cooling, mineral uptake C. sugar transport, root growth D. insect resistance, cold tolerance

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Calculate the amount of heat in BTUs required to change 5 pounds of 10°F ice to 242°F steam?

What will be an ideal response?

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