The most popular type of bimetal element used for temperature control of a gas hot water heater is ____________________ and ____________________.
Fill in the blank(s) with the appropriate word(s).
rod, tube
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The amount of metal expansion is proportional to two things: the type of metal used and the ____.
a. specific heat b. density of the metal c. ambient temperature d. amount of heat
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A _____ example is a situation that has not happened, but is used to illustrate what the outcome could be
Fill in the blank(s) with correct word
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Moisture on an egg's surface allows bacteria to grow and thrive
Indicate whether the statement is true or false
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An air conditioning system is called a __________system if it has a fixed restriction as part of it:
a. TXV b. H-block c. Accumulator d. Orifice tube
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