Choose the correct formula to solve the problem.
A 500-watt electric iron is connected to 120 volts. How many amps of current to three decimal places does the iron take?
Fill in the blank(s) with the appropriate word(s).
4.167
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A very common device that uses the principle of expanding metal to operate a set of contacts is the ____________________ relay found in the refrigeration industry.
Fill in the blank(s) with the appropriate word(s).
Exposed ends of rebar should be _____.
a. twisted b. capped c. painted orange d. covered with loose materials
Use the following engine dimensions to calculate the compression ratio if the engine is bored 0.060 inches oversize
Original bore: 3.880 in. Stroke: 3.250 in. Gasket thickness: 0.050 in. Deck height: 0.013 in. Piston dish volume: 3.7 cc Combustion chamber volume: 62.0 cc What will be an ideal response?
What is the problem if a power transformer is delivering a low output voltage even though the primary voltage is correct?
A) an open primary B) a partially shorted secondary C) an open secondary D) a shorted primary