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HW05_Sol

# HW05_Sol - b Water at 5000 kPa v = 0.06 m3/kg c R-134a at...

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ME 3513 – Thermodynamics I Solutions to Homework Assignment # 5 – First Law 1. A 1200 kg car is accelerated from 30 to 50 km/h in 5 s. How much work is that? If you continue from 50 to 70 km/h in 5 s is that the same?

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2. Find the missing properties of T, P, v, u, h and x if applicable and plot the location of the three states as points in the T-v and the P-v diagrams a. Water at 5000 kPa, u = 800 kJ/kg
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Unformatted text preview: b. Water at 5000 kPa, v = 0.06 m3/kg c. R-134a at 35oC, v = 0.01 m3/k 3. A piston/cylinder contains 50 kg of water at 200 kPa with a volume of 0.1 m3. Stops in the cylinder are placed to restrict the enclosed volume to a maximum of 0.5 m3. The water is now heated until the piston reaches the stops. Find the necessary heat transfer....
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HW05_Sol - b Water at 5000 kPa v = 0.06 m3/kg c R-134a at...

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