For which one of the following types of tungsten electrodes can the electrode tip be balled (spherical)?

a. thoriated
b. zirconiated
c. lanthanated
d. ceriated


b

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An ISO symbol used to represent a weld requirement consists of ____.

A. an arrow and the appropriate welding symbol B. the appropriate welding symbol C. an arrow line, a multiple reference line, and the appropriate welding symbol or symbols D. an arrow line and a multiple reference line

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A feedstuff is a basic feed ingredient that would not normally be fed by itself

Indicate whether the statement is true or false

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When a 1/4 inch (6 mm) shim is added to a rear carrier torque arm, by how much will the rear carrier U-joint operating angle be altered?

A. 1/4 degree B. 1/2 degree C. 3/4 degree D. 1 degree

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If input A of a NOR gate is LOW and input B is HIGH, the output should be

A) changing. B) HIGH. C) unknown. D) LOW.

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