A Wye three phase power supply provides:

A) 120 volts between the legs. B) 208 volts between the legs.
C) 24 volts between the legs. D) 240 volts between the legs.


B

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Mortar with air content _____ by volume will weaken the bond strength of mortar mix.

A. above 12 percent B. less than 10 percent C. more than 5 percent D. between 2 and 10 percent

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150Hz represents the lower frequency range, 8KHz represents the upper frequency range. Calculate the bandwidth of the device.

Fill in the blank(s) with the appropriate word(s).

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Individuals known as ____ raters inspect, test, and certify homes as meeting ENERGY STAR standards.

A. SHES B. HIS C. HERS D. ESS

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Before using a pneumatically powered nailer for the first time, it is important to _____

A) disassemble the nailer for inspection B) load the nails into the nailer C) ensure that a GFCI is in the power supply D) read the manufacturer?s instructions

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