Organic decay of nitrogenous waste, such as excessive amounts of uneaten fish feed, can

contribute to insufficient oxygen availability to fish.

A. True B. False


4

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Callahan Construction borrowed $2.6 million to fi­nance the construction of an entertainment complex in a smart community development project. The company made “interest only” payments of $312,000 each year for 3 years and then repaid the principal in a single lump sum payment of $2.6 million. What was the interest rate on the loan?

What will be an ideal response?

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Gas trapped in the compressor clearance space is expanded at the beginning of the suction stroke. What effect does this have on the system?

A) It has no measurable effect on system performance B) It increases efficiency by converting pressure into mechanical energy, helping to push the piston down. C) It makes the refrigerant colder because it is expanded more than once. D) It reduces compressor capacity

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Match the type of solar energy collector with its description.

A. Low temperature B. Medium temperature C. Concentrators

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In the accompanying figure, why is there a dashed line around the condenser fan motor and overload symbol, and around the evaporator fan motor and overload symbol?


What will be an ideal response?

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