The ductwork connections for a rooftop packaged unit are typically

A) on the side of the unit
B) not used because they do not connect to ductwork
C) on the top of the unit
D) on the bottom of the unit


D

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Apply KCL and Ohm’s law to find the power supplied by the voltage source in Figure P2.48. Assume k = 0.25A/A2.



What will be an ideal response?

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According to the text, what gas can disable the catalyst if it contaminates the PEM fuel cell?

A) CO B) NOx C) N2O D) CO2

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The gearbox main shaft may be hollow to enable _________ to connect to the hub pitch system.

A. power cables B. communication wires C. a hydraulic cylinder shaft D. All answers are correct

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How is cob different from adobe???

A. ??Cob consists of stacked bricks.? B. ?Adobe construction creates a single, seamless entity by working layers together.? C. ?Adobe has a larger proportion of straw.? D. ?Cob and adobe different names for the same building material.?

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