The essential piece of information A/D personnel need before beginning lattice-boom assembly is _____.

a. the model and length of the boom required for the job
b. the maximum load capaity of the crane
c. whether the crane can operate 360 degrees
d. whether the crane’s counterweight is extendable


a. the model and length of the boom required for the job

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If the pressure is increased on a gas in an enclosed container, the temperature of the gas will:

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Discuss the difference between humidity and relative humidity. Why is it

important to know both?

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An I-shaped beam with tapered flanges is designated by the letter symbol _____

a. W b. T c. S d. I

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