When leaning an extension ladder upon a structure and the fly section rises above the top edge of the structure, the ladder must extend above the structure not less than ____, measured from the highest point of contact.
A. one foot
B. two feet
C. three feet
D. six feet
Answer: C
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As the War for Independence began, Britain had the advantage of
A. overwhelming national wealth and naval power. B. an alliance with Spain and Holland. C. a well-organized and united home government and population. D. first-rate generals and a well-supplied professional army. E. knowing the terrain and geography of the colonies.
A(n) ____________________ range is the temperature range in which a metal is partly solid and partly liquid as it is heated or cooled.
Fill in the blank(s) with the appropriate word(s).
When a safety pop-off valve continuously unloads, which of the following should be performed first?
A. The governor should be replaced B. The compressor should be replaced C. The unloader air circuit should be checked D. The primary circuit pressure should be checked
Some starters will have an OCP switch. This stands for:
a. only crank positive b. over center pinion c. over drive clockwise pinion d. over crank protection