When charging systems with zeotropic refrigerants, such as R410A, the refrigerant must leave the refrigerant cylinder:
A) As a liquid-vapor mixture. B) As a liquid.
C) As a vapor. D) Under a pressure of at least 100 psig.
B
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If subfeed lugs are used, the electrician must ensure that the lugs are suitable for making ____.
A. taps B. multiple connections C. one connection D. lighting boards
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The subsequent problems deal with the circuit and timing diagram below.
What is G at g?
A. 0 B. 1 C. uncertain
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World food policy is developed through the UN's FAO
Indicate whether the statement is true or false
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The percent of thread of the internal thread is affected by:
A) Making taps for certain classes of fits such as 1B, 2B and 3B B) Varying the bore diameter C) Making taps with 60, 75, and 80 percent threads D) Varying the major diameter
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