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## Download Previous year Diploma Paper of Thermodynamics-1 TD-1 4th Sem ME/RAC/5307 Dec 2015 PAPER

## Thermodynamics-1 TD-1 4th SemME/5307/RAC/ Dec 2015 PAPER

** SECTION-A**

**Q1. Do as directed.**** 10×1.5=15**

#### (a) The property of a system whose value does not depend upon mass is called _______________

(b) The polytrophic index is unity for _________ process.

(c) The centrifugal pump work under ____________ process.

(d) The units of specific volume are __________

(e) The high pressure boiler are __________ tube boilers

(f) ___________ water is used for boiler.

(g) Efficiency of Carnot cycle increase with ___________ of sink temperature

(h) At critical pressure latent heat becomes _____________

(i) Otto cycle is also known as ________________

(j) Conduction mainly occur in ___________________________

## ** SECTION-B**

**Q2. Attempt any five questions. 5×6=30**

#### Q2(i) What is thermodynamic system? State intensive and extensive properties of system.

(ii) Explain reversible and irreversible process

(iii) Explain with neat sketch Charlie law

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

(v) Explain Carnot cycle and calculate the efficiency of Carnot cycle.

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

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

(a) Final Volume

(b) Final Temperature

** SECTION-C**

**Q3. Attempt any three questions.**** 3×10=30**

#### Q3 (a) Explain the isothermal process and derive the expression for change in internal energy, work done, change in entropy and amount f heat supplied.

(b) Explain with neat sketch the working of Babcock and Wilcox boiler

Q4 (a) Discuss the advantage of multistage compressor over single stage reciprocating air compressor.

(b) List the assumptions made in air standard cycle

Q5 Explain the following:

a) Otto cycle

b) Thermal radiation

c) Fourier Law

#### Thermodynamic system

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

#### Reversible and irreversible process.

#### Explain Charlie law

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

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

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

#### 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

#### Neat sketch Joule’s experiment.

#### Steady flow energy equation.

#### Short note on :

a) Mole fraction

#### b) Daltons law of partial pressure.

##### Thermodynamics-1 TD-1 4th SemME/5307/RAC/ Dec 2018 Paper Click Here

#### Isothermal process

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

#### Working of Babcock and Wilcox boiler

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

#### Assumptions made in air standard cycle

#### a) Otto cycle

#### b) Thermal radiation

#### c) Fourier Law

###### Thermodynamics-1 TD-1 4th SemME/5307/RAC/ Dec 2018 **Paper Contact Us**

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