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## Thermo dynamics-1 TD-1 4th SemME/ 5307/RAC/ Dec 2018 PAPER

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### Section a Thermodynamics-1 TD-1 4th SemME/5307/Dec 2018 PAPER

The sum of the internal energy and the external work done by the gas is known as ____________ A centrifugal pump forms a ________ system. Unit of gas constant R is _____________ One gram mole of all gases occupies a volume of ________ at NTP. The polytrophic index is unity for _______ process. During an isentropic process ___________ is constant. The relationship between heat and work is ______________ Â The centrifugal pump works under ___________ system. During addition of latent heat, temperature of the substance ____________ Carnot cycle has the ___________ thermal efficiency among all other heat engines.

### Section B :Thermodynamics-1 TD-1 4th SemME/5307/Dec 2018 PAPER

Define:Â  a) Thermodynamic equilibrium.

#### a) Thermodynamic equilibrium.Â  Â  Â  Â  Â

Define b) Quasi static process.

#### b) Quasi static process.Â  Â  Â  Â

Define c) Zeroth law of thermodynamics.

#### c) Zeroth law of thermodynamics.Â  Â Â

Explain: Â a) Specific heat at constant pressure.

#### a) Specific heat at constant pressure.Â  Â  Â  Â

Explain b) Specific heat at constant volume.

#### b) Specific heat at constant volume.Â  Â

Explain difference between gas constant and Universal gas constant.

#### Difference between gas constant and Universal gas constant.Â  Â

What do you mean by isobaric process? Write equation representing the process.

#### Explain Isobaric processÂ Â  Â Â

Explain with neat sketch Jouleâ€™s experiment.

#### Neat sketch Jouleâ€™s experiment.Â  Â

Derive steady flow energy equation.

#### Steady flow energy equation.Â  Â

Write short note on : Â a) Mole fraction

#### Short note on :Â  Â  Â  Â a) Mole fractionÂ  Â  Â  Â

Short Note on b) Daltons law of partial pressure.

## Thermo dynamics-1 TD-1 4th Sem ME/ 5307/RAC/ Dec 2018 PAPER

### Section c :- Thermodynamics-1 TD-1 4th SemME/5307/Dec 2018 PAPER

What do you mean by Mollier chart? What is its importance?

#### Mollier chart and its importance?Â  Â Â

Explain construction and working of various Boiler mountings and accessories?

#### Construction and working of various Boiler mountings and accessories.Â  Â Â

Compare otto and diesel cycles for the same compression ratio?

#### DifferentiateÂ  otto and diesel cycles for the same compression ratio.Â  Â Â

Describe construction and working of a centrifugal air compressor?

#### Construction and working of a centrifugal air compressor.

Write comparison between slow sand filter and rapid sand filter

Comparison between slow sand filter and rapid sand filter

What are the requirements of a good trap? Explain different traps in use.

1.Requirements of a good trap

2.Explain different traps in use.

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