When welding pipe in the 1G position, the filler metal is added from _____ the weld joint and the pipe is rolled to maintain the deposition of weld metal from above the joint.?
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Fill in the blank(s) with the appropriate word(s).


above

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A(n) ____________________ is a horizontal board supported by two stakes usually placed at regular intervals across a trench or at the corner of a building foundation.

Fill in the blank(s) with the appropriate word(s).

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An A&E firm planning for a future expansion de­posited $40,000 each year for 5 years into a sink­ing (investment) fund that was to pay an unknown rate of return. If the account had a total of $451,000 immediately after the fifth deposit, what rate of re­turn did the company make on these deposits?

What will be an ideal response?

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Often, with good planning, rapid prototyping can be accomplished using the _______________ design and reduce the time to create a prototype

Fill in the blank(s) with correct word

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The SCR turns off by __________.

A. reducing the holding current value B. removing the positive potential at the gate C. both A and B

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