Practical estimates of primary or secondary currents are made by assuming that transformers are ____________________% efficient.
Fill in the blank(s) with the appropriate word(s).
100
one hundred
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The electromagnet is a magnet produced through ____________________.
Fill in the blank(s) with the appropriate word(s).
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What is the electrical analogy to the mechanical system below?
A. 
B. 
C. 
D. 
E. none of the above
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Calculate the swept volume (in cubic centimeters) of a cylinder with a bore of 96.0 mm and a stroke of 70.0 mm. Round to the nearest tenth of a cc. Use the value 3.1416 for ?
A) 516.7 cm^3 B) 506.7 cm^3 C) 526.7 cm^3 D) None of these
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Which metering device used on flooded evaporators opens when more refrigerant condenses,enabling the refrigerant to flow into the evaporator?
A) Low-side float B) Automatic expansion valve C) Electronic expansion valve D) High-side float
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