Which type of metering device is able to respond to changes in system operations?
A) Hand-operated expansion valves B) Modulating metering devices
C) Fixed valves D) Fixed metering devices
B
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Find the length of arc AB in the accompanying figure. All dimensions are in inches.
A. 1.090 in B. 3.980 in C. 4.090 in D. 5.110 in
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What prevents the oil pressure safety control from de-energizing a compressor immediately after start-up?
What will be an ideal response?
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The ASME document ASME Y14.1, recommends the revision history block be placed in ____ of the sheet.
A. the upper left corner B. the upper right corner C. the lower right corner D. the lower left corner E. a separate file
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When ductwork fittings are fafricated, there is more waste with fittings than straignt duct.
Answer the following statement true (T) or false (F)
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