A reading taken on a leveling rod held on a point of known elevation to determine the height of the leveling instrument is called a(n) _____.


a. backsight
b. foresight
c. elevation
d. turning point


a. backsight

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One of the major factors that affect FCA welding is that the welding wire is being fed out at a low speed.

Answer the following statement true (T) or false (F)

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What reference voltage (supply voltage) is used with digital wheel speed sensors?

A) 5 volts DC B) 12 volts DC C) 12 volts AC D) None of these

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____ recommends decimal-inch dimensioning and notes on U.S. drawings to be unidirectional.

A. IEC B. ANSI C. ISO D. IETF

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The connection between the grounded circuit conductor and the equipment grounding conductor at the service is called a ____.

a. bonding conductor b. bonding jumper, equipment c. bonding jumper, main d. bonding jumper, system

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