THERMODYNAMICS: Definition of the terms-system and surroundings. Types of thermodynamic systems and processes. State and path function. Extensive and Intensive properties. The concept of reversible and Irreversible processes. Work done in isothermal and adiabatic reversible and irreversible processes. First law of thermodynamics and its limitations. Need for Second law and Its statement. Spontaneous and non-spontaneous processes. The Carnot cycle, efficiency of reversible heat engine. Carnot theorem. Concept of entropy – entropy changes in reversible and Irreversible processes. Physical significance of entropy. Gibbs and Helmholtz free energy and their significance. Variation of free energy with temperature and pressure. Criteria for spontaneity of a process In terms of entropy and free energy. Numerical problems.
PHASE RULE: Definition of terms phase, component and degrees of freedom. Statement of Phase rule. Phase rule equation and Its application to one component system – water system. Condensed phase rule and two components system – Pb-Ag system. Pattinson’s process of desllverization of lead. Copper -NIckel(Cu-NI) system. Safety fuses and Solders.
WATER CHEMISTRY: Hardness of water – Types-units of hardness, estimation of temporary and permanent hardness of water by EDTA method. Alkalinity of waterand Its determination. Water softening by Ion exchange and Reverge CISmCieic method. Boiler ircrables-mrska and sludge formation•cautet, effects and prevention. Pnining and foanww. 5/Patine-spans of actable water. Water treatment for drinking PunDOse-coagulatIon, coalmen/aeon, filtration. sterilization by e) Ch’orin.ton OtonSat On. Concept of break point chlohnabon. Numerical problems.
POLYMER CHEMISTRY: Definition of the terms-monomer, pawner, horns, Co, home-chain, helenacham and graft Co•polymers Clamalotion – natural and synthetie polymers, Addition and condernabOn polymers, thermo.plaats and thermosetting polymers.
Preparation, properties and engineering applications of the forovnng polymers:
a) Plastics: PVC and Bakoste
b) Vlb•rs: polyesters and poiyamides- forion•6,6 and Keytar
C) Elastomers: Natural rubber ar4 IC chemical snot-tore, vulcanization Of rubter and Its sonrficanct. Buna-S and Butyl rubbers.
Conducting polymortIntroduction, mechanism of conduction in pelynsers. Intrinsic cc/Wu:ling soh-intim: Potracetyene and polyaniiire. Applications or conducting Polynitvi-Unit-V
ENGIINEERING MATERIALS Lubricants: DollnitOn-methanam 01 lutritanOn. rlydrodynaMC, Poundary are extreme pressure lubrication. claSSificatIon of lubricants -solid, eann.eolid and liquid kibliCants. properties of lubricants: Ykreraelt11, viscosity index, sapontheatien number and acid value. Refractories- OefinitiOn -MassinicaUen• Requirements of a goad refractory material. Propertic of Reffartorioe: 1 RefractermeSs 10 Refractoriness under Load (RUL) iii) Porosny w) Thermal Spoiling.
Clay Products- WC- teivares-manufaCtuna. purpose and method of glazing
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