Which of the following is a solid with three surfaces?
a. Right pentagonal
b. Hexahedron
c. Torus
d. Oblique circular cylinder
e. Tetrahedron
C
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____________________ are devices that are turned completely on or completely off.
Fill in the blank(s) with the appropriate word(s).
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Too large a ____ pass can trap slag under overlap along the lower edge of the weld.
A. root B. filler C. cover D. guard
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In order to be injured by an arc flash:
A) You must contact a live circuit and ground. B) You only need to be near the point of the arc flash. C) You must ground yourself. D) You must physically contact a live circuit.
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How many clutches need to be applied turn the output shaft of the above transmission:
a. 1 b.2 c.3 d. 4
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