Which of these is the best example of a low entropy energy source??

A. ?heat stored in a building's graywater
B. ?heat stored in cool outside air
C. ?heat present in air at 65° F
D. ?heat from a 2,500° F flame


Answer: D

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Fill in the blank(s) with the appropriate word(s).

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Indicate whether the statement is true or false

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Indicate whether the statement is true or false

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A 1200/240-V rms transformer has impedance 60?-30°? on the high-voltage side. If the transformer is connected to a 0.8?10°? load on the low-voltage side, determine the primary and secondary currents.

What will be an ideal response?

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