Three hazards of electricity are:
What will be an ideal response?
Sparks and arcs
Stray currents
Static electricity
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The density of water vapor in air changes rapidly with the change in air temperature. Data were recorded from an experimental test and are shown in the following table:
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A finished Pittsburgh seam between two pieces of sheet metal has the advantage of _____.
a. slipping for ease of disassembly b. resisting expansion and contraction c. providing pre-fabricated holes for screws or rivets d. joining sheet metal pieces without screws or rivets
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The formula for SAE horsepower is: hp = D2N/____________________.
Fill in the blank(s) with the appropriate word(s).
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What is the difference between a generator and an alternator?
What will be an ideal response?
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