Con un nivel de rayo láser, el nivel rasante de una plata- forma móvil puede ser verifi- cado por _____.

a. una persona
b. dos personas

c. una persona y un opera-
dor de grúa

d. dos personas y un opera-
dor de grúa


Answer: A

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?If an electrode is classified EL5K, which of the following is true?

A. ?It has high manganese. B. ?It has five percent carbon. C. ?It was drawn from silicon-killed, deoxidized steel. D. ?It has no carbon.

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The cation capacity of soil humus is two to three times greater than that of an equal volume of high CEC silicate clays

Indicate whether the statement is true or false

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Explain how you can identify the run winding and start winding in the stator of an AC split-phase motor

What will be an ideal response?

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Which of these statements regarding energy-efficient windows is not true?

a) Low-E glass is the most energy efficient. b) Argon-filled double-pane windows are more energy efficient than air-filled double-pane windows. c) A double-pane window with 1" of air space will be more efficient than the same window with 1/2" of air space. d) Windows affect the cost of heating a building, but have no effect on the cost of cooling.

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