# Thermodynamics-1 TD-1 4th Sem/ME/5307/Dec 2015 Diploma Paper

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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 2015 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 2015 PAPER

Â What is thermodynamic system? State intensive and extensive properties of system.

#### State intensive and extensive properties of system.

Explain reversible and irreversible process.

#### Reversible and irreversible process.

Explain with neat sketch Charlie law ?

#### Explain Charlie lawÂ

Derive the steady flow energy equation and write the assumptions made in deriving this Equation.

#### Steady flow energy equation and write the assumptions made in deriving this Equation.

Explain Carnot cycle and calculate the efficiency of Carnot cycle.

#### Carnot cycle and calculate the efficiency of Carnot cycle.

Differentiate between universal gas constant and characteristics gas constant. Also give their units in SI systems

#### Differentiate between universal gas constant and characteristics gas constant.Â

A gas is compressed polytropically from its initial volume of 0.6m3 and pressure of 2 bar to final pressure of 30 bar. If the initial temperature of gas is 40 oC, Find the (a) Final Volume (b) Final Temperature

#### Gas is compressed polytropically from its initial volume of 0.6m3 and pressure of 2 bar to final pressure of 30 bar. If the initial temperature of gas is 40 oC, Find the(a) Final Volume(b) Final Temperature

Explain with neat sketch Jouleâ€™s experiment.

#### 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

Explain the isothermal process and derive the expression for change in internal energy, work done, change in entropy and amount f heat supplied.

#### Expression for change in internal energy, work done, change in entropy and amount f heat supplied.

Explain with neat sketch the working of Babcock and Wilcox boiler

#### Working of Babcock and Wilcox boiler

Discuss the advantage of multistage compressor over single stage reciprocating air compressor.

#### Advantage of multistage compressor over single stage reciprocating air compressor.

List the assumptions made in air standard cycle

#### Assumptions made in air standard cycle

Explain the following: a) Otto cycle

#### a) Otto cycle

Write a Short Note on b) Thermal radiation