Thermodynamics Quiz for Fun and Quiz Competition Practice 3

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#1. TS diagram for a Carnot cycle is

#2. Entropy remains constant in

#3. A cyclic pump becomes hot near the nozzle after a few quick strokes even if they are smooth because

#4. In an irreversible process, the entropy of the universe _______.

#5. At absolute zero temperature fluids are assumed to have _________.

finish

Answers are given below

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  1. TS diagram for a carnot cycle is
    a. Rectangle()
    b. Circle
    c. Parabola
    d. Ellipse
  2. Entropy remains constant in
    a. Isothermal process
    b. Isobaric process
    c. Cyclic process
    d. Adiabatic()
  3. A cyclic pump becomes hot near the nozzle after a
    few quick strokes even if they are smooth because
    a. the compression is adiabatic()
    b. the no. of air molecules increase
    c. the volume of air decreases
    d. collision between air particles increases
  4. In an irreversable process, the entropy of the
    universe _.
    a. Decreases
    b. Increases()
    c. Remains constant
    d. Sometimes increases and sometimes decreases
  5. At absolute zero temperature fluids are assumed
    to have _.
    a. Minimum entropy
    b. Maximum entropy
    c. Fixed value of entropy
    d. Zero entropy()

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