What device converts high voltage and low amperage to low voltage and high amperage?
a. generator c. transformer
b. welder d. electrode holder
ANS: C
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A 2-ton heating/cooling system requires 1,100 ft. of horizontal geothermal ground-loop? heat exchanger. How long would the ground-loop have to be for a 5-ton system?
Fill in the blank(s) with the appropriate word(s).
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In the accompanying figure, R=90? and L=0.319H. Determine the current flowing through the resistor.
What will be an ideal response?
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It is more difficult to assemble hubless cast iron pipe than hubbed cast iron pipe.
Answer the following statement true (T) or false (F)
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Refer to the figure. Assume 2" PVC. Find e-e of pipe K
Fill in the blank(s) with the appropriate word(s).
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