For larger diameter GMAW and SMAW electrodes the included angle may be as much as:
A) 70 degrees B) 5 degrees C) 15 degrees D) 60 degrees
A
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Answer the following statement(s) true (T) or false (F)
A contactor may or may not contain auxiliary contacts.
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It is the responsibility of ____ to be aware of their surroundings and ensure that the environment is safe.
a. the foreman and supervisor b. the inspectors c. the electricians d. everyone
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What is a scaffold?
A. Temporary elevated platforms and structure used for supporting workers and materials at a distance above the ground. B. Vehicle-mounted mechanisms used to elevate workers to locations above the ground. C. None of the above
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The unijunction transistor is made by combining ____ layers of semiconductor material.
A. two B. three C. four D. five
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