Identify at least five areas of personal finances in which engineering economic analysis can be used by you in the future.
What will be an ideal response?
Examples are: house purchase; car purchase, credit card (which ones to use); personal loans (and their rate of interest and repayment schedule); investment decisions of all types; when to sell a house or car.
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Constant air volume systems can deliver different levels of heating or cooling
A) by blocking registers in rooms that are not being used B) by varying the speed of the constant volume blower C) by reheating the cool air with strip heat D) using variable air volume mixing boxes
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
The largest numerical value that is possible with a 4-bit binary number is ________
A) 7 B) 32 C) 8 D) 15
The performance of an air-conditioning system can be determined by measuring the airflow and:
A) The dry-bulb temperature difference across the evaporator coil. B) The dry-bulb temperature difference across the condenser. C) The wet-bulb temperature difference across the condenser. D) The wet-bulb temperature difference across the evaporator coil.