EWT | Academic Question

Questions
Question (1)
QN0038356

If there is no net flow to beat between two systems when they are is contact, then they are said to be in

  • (A)

    thermal equilibrium

  • (B)

    unstable equilibrium

  • (C)

    stable equilibrium

  • (D)

    None of these

Correct Answer: A
Explanation:

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Question (2)
QN0038357

Which of the following macroscopic variable is not measurable? 

  • (A)

    Pressure

  • (B)

    Volume

  • (C)

    Mass

  • (D)

    None of these

Correct Answer: D
Explanation:

Pressure, volume, temperature and mass are all macroscopic variables which can be measured.

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Question (3)
QN0038358

Thermodynamics is concerned in part with transformations between      

  • (A)

    different forms of heat energy

  • (B)

    internal energy at various temperatures

  • (C)

    one form of mechanical energy into other forms

  • (D)

    heat, internal energy and mechnical work

Correct Answer: D
Explanation:

Thermodynamics concerned with  and and .

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