What is the purpose of the expansion tank?
A) To allow room for extra water
B) To allow for water volume changes due to temperature change
C) To reduce the water temperature by expansion
D) To provide pressure for the water system
B
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The most common type of film plastic used in the United States is _______________ The thickness of this plastic for the outer layer should be _____________ and for the inner layer it only needs to have a thickness of ___________. This plastic is mainly destroyed over time by _______ . Its life expectancy can be up to _______ years
Fill in the blank(s) with correct word
Animals must have nutrients in each of the six major classes, which are water, protein, carbohydrates, fats, vitamins, and _______________
Fill in the blank(s) with correct word
System software ________
A) is stored in main memory B) manages all the hardware and software in a system C) is also called application sofware D) accomplishes a specific job or task
Write state equations for the circuit of Figure E-1 with the inductor current, 
and capacitor voltage, 
as the state variables and the voltage at the input, 
as the excitation and the voltage at the output, 
as the response.
