Which of the following is defined by UL as a device that trips when a fault current to ground is 6mA or more?
a. Class A
b. Class B
c. Class H
d. Class R
a. Class A
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Liability is not yet a major concern for sports field managers
Indicate whether the statement is true or false
Plants that host nitrogen-fixing bacteria are called ____
a. legumes c. microorganisms b. vegetables d. nematodes
An alternate technique for placing the cutting-plane lines is called the ________________. When using this method for identifying sections, arrowheads point toward each end of the cutting-plane line and the section identification letters are placed at the ends of the cutting plane line. The view title is placed above the removed section.
Fill in the blank(s) with the appropriate word(s).
A direct index plate with 24 holes is available. Which of the listed cannot be performed?
A) 3 B) 6 C) 8 D) 9