What is needed for electric defrost heaters to function properly?

a. A solid-state timer
b. Good thermal contact
c. An aluminum evaporator
d. High humidity levels


b. Good thermal contact

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The type of electronic distance-measuring instrument that uses a transmitter/receiver at both ends of a measurement line is a(n) _____.

a. infrared b. microwave c. ultrasonic d. visible laser

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What is a factory farm? What are the alternatives to factory farms?

What will be an ideal response?

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The preferred tolerance specification method that identifies the maximum and minimum limits

a. General tolerances
b. Basic hole system
c. Basic shaft system
d. Limit dimensioning
e. Plus-or-minus dimensioning

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On a construction site, the crew leader typically reports directly to the _____

a. project manager b. superintendent c. owner d. architect

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