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Engineering Thermodynamics important questionsMost repeated in SPPU papers

These 10 questions appeared in more than one SPPU Engineering Thermodynamics paper we have: 6 papers, from May 2023 to Nov 2025. The most-asked come first. Each one links to the papers it was asked in.

All Engineering Thermodynamics papers and notes

Repeated questions

Endsem questions (10)

  1. 3×asked

    Explain Separating and throttling calorimeter.

    Nov 2025 ·Nov 2023 ·May 2023

  2. 2×asked

    Difference between Rankin cycle and Carnot cycle.

    Nov 2025 ·May 2024

  3. 2×asked

    Different between unavailable and available energy.

    Nov 2025 ·May 2024

  4. 2×asked

    Explain Boys Gas Calorimeter with a schematic diagram.

    Nov 2025 ·May 2024

  5. 2×asked

    Explain Carnot vapour power cycle with the help of T-S diagram.

    Nov 2025 ·May 2024

  6. 2×asked

    Prove that entropy is the property of the system.

    Nov 2025 ·May 2024

  7. 2×asked

    A system at 500 K receives 7200 KJ/min from a source at 1000 K. The temperature of atmosphere is 300 K. Assuming that the temperature of system and source remain constant during heat transfer, Determine: i) The entropy produced during heat transfer ii) The decrease in available energy after heat transfer.

    Nov 2023 ·May 2023

  8. 2×asked

    Explain the following terms: (i) Saturated steam, (ii) Dry saturated steam, (iii) Wet steam, (iv) Superheated steam, (v) Dryness fraction of steam, (vi) Specific volume of steam, and (vii) Saturated water.

    Nov 2023 ·May 2023

  9. 2×asked

    Give the following statements of second law of thermodynamics. i) Clausius statement ii) Kelvin-Plank statement

    Nov 2023 ·Oct 2023

  10. 2×asked

    State Boyle’s law and Charle’s law and derive an equation of the state for a perfect gas?

    Nov 2023 ·May 2023

Questions count as repeated when their wording matches closely across papers. Numericals that depend on a figure are left out, since the figure changes from paper to paper.