State zero and first law of Thermodynamics.
[3 marks]Define the following terms: System, Heat of Reduction, Enthalpy, and Thermodynamics.
[4 marks]Write down the construction and working principle of Bombs calorimeter with diagram.
[7 marks]Aman whose weight is 500 Ntakes 2 min. for climbing up a staircase. What is the power developed in him if the staircase is made up of 50 stairs each 0.5 m in height.
[3 marks]Give difference between Extensive properties & Intensive properties.
[4 marks]Derive any three expressions of Maxwell’s thermodynamic relations.
[7 marks]Explain in detail about concept of ceiling temperature.
[7 marks]Define Carnot Engine. State Carnot’s theorem.
[3 marks]Define the term ‘Fuel’. Give difference between Liquid Fuel and Gaseous Fuel.
[4 marks]Prove that: PVγ= constant for adiabatic process.
[7 marks]Discuss the Concept of reversible process & irreversible process.
[3 marks]Acoal has the following composition by weight: C=90%; O=3.0%; S=0.5%; N=0.5% and ash=2.5% .Net calorific value of the coal was found to be 8,490.5kcal/kg. Calculate the percentage of hydrogen and Higher calorific value of coal.
[4 marks]List the characteristics of a good fuel.
[7 marks]Write the difference between homogeneous process & heterogeneous process.
[3 marks]Define the term: “Calorific value”. Explain any three units of heat.
[4 marks]Write a detailed note on Estimation of heat of polymerization.
[7 marks]Write any three limitations of first law of thermodynamics.
[3 marks]Explain the Rotation barrier of polymer chain flexibility. ___P.T.O.___1
[4 marks]Short note on Thermodynamic investigation of polymer- polymer systems for three component systems.
[7 marks]Derive the Expression for relation between pressure – volume and work.
[3 marks]Aman circling the earth in a spaceship weighed 300 Nat location there the local gravitational acceleration was 4.4 m/s2.Calculate the mass of the man and his weight on the earth.
[4 marks]Explain the working principal, construction & calculation of Junker’s gas calorimeter with sketch.
[7 marks]What are the factors responsible for spontaneity of a reaction?
[3 marks]List four important possibilities of Phase Rule.
[4 marks]On burning 0.40gm of a solid fuel in a bomb calorimeter, the temperature of 2000gm of water increased from 20.50C to 22.20C.water equivalent of calorimeter and latent heat of steam are 385g and 587cal/g respectively. If the fuel contains 0.25% hydrogen, calculate its gross and net calorific value.
[7 marks]