A device commonly used for detecting refrigerant leaks is a(n) ____.
A. compressed air canister
B. halide torch
C. water pump
D. None of the above.
Answer: D
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Indicate whether the statement is true or false
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Answer the following statement true (T) or false (F)
U.S. Steel is considering a plant expansion to produce austenitic, precipitation hardened, duplex, and martensitic stainless steel round bars that is expected to cost $13 million now and another $10 million 1 year from now. If total operating costs will be $1.2 million per year starting 1 year from now, and the estimated salvage value of the plant is virtually zero, how much must the company make annually in years 1 through 10 to recover its investment plus a return of 15% per year?
What will be an ideal response?
When installing electric furnaces, all aspects of the power wiring circuit are crucial because
A) Of the high current draw of electric furnaces B) The higher voltage that is supplied to electric furnaces C) The sensitivity of the delicate electronic controls used to control electric heating elements D) The intolerance of electric heating elements to voltage variation