A mechanical device used to provide temporary access for people or equipment to locations above the ground where electrical work needs to be done is called a __________. It is sometimes referred to as a “cherry picker” or a “scissor lift.”
Fill in the blank(s) with the appropriate word(s).
aerial lift
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Water content = (____________________ weight - dry weight) / dry weight
Fill in the blank(s) with the appropriate word(s).
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A standard series soil test may include all of the following EXCEPT ____
a. texture b. organic matter c. pH d. available phosphorous e. nitrogen f. exchangeable potassium
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Which micronutrient element is found in the greatest quantity in most soils?
A) Cu B) Mn C) B D) Zn E) Fe
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Integral power steering gears use ________ for lubrication of the unit
A) Chassis grease (NLGI #2 ) B) Power steering fluid in the system C) Molybdenum disulfide D) SAE 80W-90 gear lube
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