It takes how many breaths of high concentrated hydrogen sulfide to kill a person?
A. 1 to 3
B. 3 to 5
C. 7 to 10
D. 12 or more
Answer: A
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Rotational force is referred to as ____.
a. momentum b. inertia c. friction d. torque
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A semiconductor can function as either a conductor or an insulator.
Answer the following statement true (T) or false (F)
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What type of weld would be used if the ends of the pieces that are to be welded are prepared to be square, beveled, U-shaped, or J-shaped?
A. fillet weld B. groove weld C. surfacing weld D. plug weld
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Motors that are intended to operate on two voltages such as 240 or 480 volts contain two separate ____________________ of each phase
Fill in the blank(s) with the appropriate word(s).
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