Thermodynamics Assessment Welcome, You are about to take up the Thermodynamics Assessment. Please take note of the following before you take the assessment. This assessment is timed for 60 Mins and auto submit. Scores and correct answer will be displayed after taking up the assessment. You can only take the assessment twice so make sure you have a strong internet connection. All questions are required to have an answer. This assessment is composed of 10 items multiple choice type of question. Always remember: THINK, CHECK AND SUBMIT. If you have any concern, please feel free to contact us. E-mail Address: assessment@flightwingsaviation.com Facebook Page: www.facebook.com/flightwingsaviation GOODLUCK! Email Adress LMS USERNAME FULL NAME CLASS SECTION/SCHEDULE (FRI-AM, FRI-PM, SAT-AM, SAT-PM, SUN-AM, SUN-PM, ONLINE) 1. The state of a thermodynamic system is always defined by its a) Absolute temperatureb) Processc) Propertiesd) Temperature and pressuree) Availability A B C D E 2. Mathematically, a thermodynamic property is which of the following? a) A point functionb) A path functionc) An inexact differentiald) Discontinuouse) An exact differential A B C D E 3. The normal boiling point of a substance is 90 k. what is this temperature in rankine? a) -330b) -183c) 162d) 168e) 518 A B C D E 4. Equations of state for a single component pure substance can be any of the following except? a) The ideal gas lawb) The ideal gas law modified by the compressibility factorc) Any relationship interrelating 3 or more state functionsd) a mathematical expression defining a path between statese) a mathematical expression interrelating thermodynamic properties of the material A B C D E 5. An adiabatic process is defined as a process in which: a) the heat transfer is zerob) the entropy change is zeroc) the enthalpy change is zerod) the internal energy- change is zeroe) the volume remains constant A B C D E 6. A B C D E 7. The First Law of Thermodynamics states that: a) heat energy cannot be completely transformed into workb) internal energy is due to molecular motionc) heat can only be transferred form a body of higher temperature to one of lower temperatured) energy can be neither created nor destroyede) entropy of the universe is increased by irreversible processes A B C D E 8. The internal energy of an ideal gas is: a) a function of temperature and pressureb) a function of temperature alonec) constantd) not changed in an isentropic processe) decreased when the gas expands through a throttling valve A B C D E 9. Which of the following characteristics of any absolute or thermodynamic temperature scale is fixed by the Second Law of Thermodynamics? a) the ice point temperatureb) the difference between the steam point and the ice point temperaturesc) the ratio of ice point to steam point temperaturesd) the nature of the thermometer substancee) the number of degrees on the scale A B C D E 10. 1kg of gas expands adiabatically in a closed system from 227C and 7bar to a final pressure of 1.5bar. Determine the work done. Take Cp = 0.994kJ/kg-K and Cv = 0.72kJ/kg-K a) 120.5 kJb) -120.5 kJc) 124.8 kJd) -124.8 kJe) None of these A B C D E 1 out of 1