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Unformatted text preview: Q ( +, -, or zero) W ( + , -, or zero) Leg 1-2 0 + Leg 2-3 + 0 Leg 3-4 + + -Leg 4-1 -c) Is the net work for this cycle positive or negative? The net work for this cycle is negative The area under the expansion process is less than the area under the compression processes. d) What common purpose might you use a cycle like this for and why? This cycle could serve as a cooler or refrigerator. Overall it takes in energy in the form of heat from cold temperatures and expels energy in the form of heat from high temperatures. The net work for the cycle as a whole is negative, meaning that energy is put into the system to enable these transfers of heat to take place....
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- Fall '05
- Thermodynamics, Waitz, volume (m3/kg)