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# Thermodynamics-1 TD-1 4th Sem/ME/5307/May 2017 Diploma Paper

## 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/may 2017 PAPER

Otto cycle is also known as _______________

#### Otto cycle is also known as _______________

__________ Water is used for boilers.

#### __________ Water is used for boilers.

The centrifugal pump work under __________ process.

#### The centrifugal pump work under __________ process.

Babcock and Wilcox boiler is a ___________ tube boiler.

#### Babcock and Wilcox boiler is a ___________ tube boiler.

During an Isentropic process ________ is constant.

#### During an Isentropic process ________ is constant.

Specific volume is a ___________ property.

#### Specific volume is a ___________ property.

The value of molar gas constant is _____________

#### The value of molar gas constant is _____________

Conduction mainly occur in ______________

#### Conduction mainly occur in ______________

The gas law apply to ___________ gases only.

#### The gas law apply to ___________ gases only.

One gram moles of all gases occupy a volume of _________ at NTP.

### Section B :Thermodynamics-1 TD-1 4th SemME/5307/may 2017 PAPER

Explain Charles law.

#### Charles law.

What do you understand by steam generator or boiler?

#### Steam generator or boiler.

Define first law of thermodynamics.

#### First law of thermodynamics.

Compare a fire tube boiler and a water tube boiler.

#### Compare a fire tube boiler and a water tube boiler.

Differentiate between reversible and irreversible processes.

#### Explain Differentiate between reversible and irreversible processes.

Compare a reciprocating air compressor with a rotary compressor.

#### Compare a reciprocating air compressor with a rotary compressor.

Explain the difference between dry steam and wet steam.

## Thermo dynamics-1 TD-1 4th Sem ME/ 5307/RAC/ MAY 2017 PAPER

### Section c :- Thermodynamics-1 TD-1 4th SemME/5307/may 2017 PAPER

A vessel of capacity 4m3 has 16 kg of an ideal gas having molecular mass of 44 at a temperature of 25°C. Find the pressure of gas in bar.

#### Vessel of capacity 4m3 has 16 kg of an ideal gas having molecular mass of 44 at a temperature of 25°C. Find the pressure of gas in bar.

Explain construction and working of Babcock and Wilcox boiler with a neat sketch.

#### Construction and working of Babcock and Wilcox boiler with a neat sketch.

What are the processes involved in a Carnot cycle?

#### Carnot cycle Processes

Derive an expression for the thermal efficiency of the Carnot cycle.

#### Expression for the thermal efficiency of the Carnot cycle.

Explain the Explain the following: (i) Otto cycleollowing: (i) Otto cycle

#### Short Note on (i) Otto cycle(ii) Fourier law

Explain two methods of heat transfer in gases, liquids and solids.