Thermodynamics Test Questions
Thermodynamics Test Questions, this topic has 479 mcqs, It takes five to ten minutes to complete this free Thermodynamics Test Questions test. You will see 4 or 5 option of each question. You must choose / think only one option and then press on answer key for check right answer. Practice "Thermodynamics Test Questions" MCQs and share with your friends, brothers, sisters.
Thermodynamics Test Questions (Total Quiz: 479)
MCQ: What is a mole of a substance?
- One mole has a mass numerically equal to half the molecular weight of the substance
- One mole has a mass numerically equal to the molecular weight of the substance
- One mole has a mass numerically equal to double the molecular weight of the substance
- none of the above
B
MCQ: According to the Avogadro's law, what is the relation between volume of 1 kg mol of oxygen and volume of 1 kg mol of nitrogen, at normal pressure and temperature? (Mass of 1 kg mol of oxygen is 32 kg and mass of 1 kg mol of nitrogen is 28 kg)
- volume of 1 kg mol of oxygen is greater than that of nitrogen
- volume of 1 kg mol of oxygen is less than that of nitrogen
- volume of 1 kg mol of oxygen is same as that of nitrogen
- none of the above
C
MCQ: A single phase pure substance has following properties p, V, T, S, U, H, F (Helmholtz function) and G (Gibbs function). Any one in these properties may be expressed
- as a function of the same property
- as a function of any one other property
- as a function of any two other properties
- none of the above
C
MCQ: Joule-Kelvin effect can be carried out by
- throttling process of gas
- Joule-Thomson expansion of gas
- both a. and b.
- none of the above
C
MCQ: What will be the net change in internal energy of working fluid of power cycle over the complete cycle?
- net change in internal energy of working fluid will be positive
- net change in internal energy of working fluid will be negative
- no any net change in internal energy of working fluid
- none of the above
C
MCQ: What is the relation between net energy transferred to unit mass of the working fluid as heat in the power cycle and net energy transfer as work from the working fluid in the same power cycle, if the cycle works ideally?
- net energy transferred to unit mass of the working fluid as heat in the power cycle is greater than net energy transfer as work from the working fluid
- net energy transferred to unit mass of the working fluid as heat in the power cycle is less than net energy transfer as work from the working fluid in
- net energy transferred to unit mass of the working fluid as heat in the power cycle is equal to net energy transfer as work from the working fluid in
- cannot say
C
MCQ: Which processes do the Rankine cycle contain?
- two isothermal and two isochoric processes
- two isentropic and two isobaric processes
- two isentropic and two isothermal processes
- two isothermal and two isobaric processes
B
MCQ: At ideal condition of vapour power cycle, reversible constant pressure heat rejection is carried out at
- boiler
- turbine
- condenser
- feed pump
C
MCQ: Which ideal process is carried out at the turbine in vapour power cycle?
- reversible adiabatic compression
- reversible adiabatic expansion
- reversible constant pressure heat addition
- reversible constant pressure heat rejection
B