Engineering, 28.07.2020 03:01 calwhite216
[zero, extensive, boundary, volume, temperature, isobaric, adiabatic, isothermal, closed,
intensive, path dependent, cyclic, state, on]
1. The space separating the system from the surroundings is called the . 2. Temperature is kept constant in an process
3. In an isothermal process remains constant.
4. In an adiabatic process is not exchanged between the system and the
surroundings.
5. In process heat is not exchanged between the system and surroundings.
6. An property is independent of the amount of substance.
7. An property depends on the amount of substance.
8. A property is independent of the path
9. Change of internal energy is in a cyclic process
10. In an isochoric process is constant.
11. Pressure is constant in an process
12. Mass cannot be exchanged between the system and surroundings in a system
13. Work is a property
14. The change of a state property in a process must be zero.
15. The sign of work is positive when work is done the system.
Answers: 2
Engineering, 03.07.2019 14:10
If the thermal strain developed in polyimide film during deposition is given as 0.0044. assume room temperature is kept at 17.3 c, and thermal coefficient of expansion for the film and the substrate are 54 x 10^-6c^-1 and 3.3 x 10^-6c^-1respectively. calculate the deposition temperature.
Answers: 3
Engineering, 04.07.2019 18:10
Afull journal bearing has a journal diameter of 27 mm, with a unilateral tolerance of -0.028 mm. the bushing bore has a diameter of 27.028 mm and a unilateral tolerance of 0.04 mm. the l/d ratio is 0.5. the load is 1.3 kn and the journal runs at 1200 rev/min. if the average viscosity is 50 mpa-s, find the minimum film thickness, the power loss, and the side flow for the minimum clearance assembly.
Answers: 1
Engineering, 04.07.2019 19:10
What is a monomer? how do they form a ploymer from the view point of chemical bonding?
Answers: 1
Engineering, 04.07.2019 19:10
Apressure vessel with an r/t 20 cannot be treated as thin walled vessel. a)-trune b)- false
Answers: 3
[zero, extensive, boundary, volume, temperature, isobaric, adiabatic, isothermal, closed,
intensive...
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