In both new and retrofit construction situations, a hydromassage or whirlpool tub must have power supplied by a(n) _____.
a. individual branch circuit
b. cord and plug connection
c. minimum 30A branch circuit
d. minimum 45A branch circuit
a. individual branch circuit
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Describe the history of the development of plasma arc cutting.
What will be an ideal response?
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What pool depth is necessary if fish are to be left in the water garden through the winter?
a. 1 to 2 feet c. 3 to 4 feet b. 2 to 3 feet d. Fish will not survive at any depth
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Explain the four strokes of the gasoline engine.
What will be an ideal response?
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With which signal pattern is the RMS reading the same as the average reading?
A) Sine wave B) Nonsymmetric C) Square wave D) None of these
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