HW02_Sol - ° C 0.1 m3/kg d 10 kPa 10 ° C 3 Fill out the...

Info icon This preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
ME 3513 – Thermodynamics I Solutions to Homework Assignment # 2 – Properties of a pure substance I 1. a) What is the percent change in volume as liquid water freezes? Mention some effects in nature and for our households the volume change can have. b) When you skate on ice a thin liquid film forms under the skate; how can that be? a) b)
Image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
2. Determine whether water at each of the following states is a compressed liquid, a superheated vapor, or a mixture of saturated liquid and vapor. a. P = 10 MPa, v = 0.003 m 3 /kg b. 1 MPa, 190 ° C c. 200
Image of page 2
Image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: ° C, 0.1 m3/kg d. 10 kPa, 10 ° C 3. Fill out the following table for substance water: P [kPa] T [ ° C] v [m3/kg] x a) 500 20 b) 500 0.20 c) 1400 200 d) 300 0.8 4. You want a pot of water to boil at 105 ° C. How heavy a lid should you put on the 15 cm diameter pot when Patm = 101 kPa? 5. A sealed rigid vessel has volume of 1 m3 and contains 2 kg of water at 100 ° C. The vessel is now heated. If a safety pressure valve is installed, at what pressure should the valve be set to have a maximum temperature of 200 ° C?...
View Full Document

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern