MV104 - APPLIED CHEMISTRY – I ( 3 0 0 3 )
Water and its impurities – hardness – Units of hardness – Estimation of hardness by EDTA method – Treatment for hardness – Lime Soda process (problems of Lime and Soda requirements) – Zeolite and demineralization process – Boiler feed water – treatment methods – treatment of domestic water supply – Desalination of water – Reverse Osmosis and electrodialysis.
Industrial Silicate Refractories, Abrasives.
Metallurgy : Materials for Marine use – cuppro Nickel, Bronze, Gum metal, white metal, stainless steel, low carbon alloys, HC Steel – properties.
Homo and hetero chain polymers – Types of Polymerization – addition – polymerization – condensation polymerization – effect of polymer structure on properties – strength, plastic deformation – crystallinity – chemical resistance – plastics – thermo plastic and thermo setting plastics – cellulosics – PVC, polyethylene, Bakelite – advantages of plastics – fabrication and moulding of plastics. Synthetic ropes, foam compounds.
Adhesives – Adhesive action – development of adhesive strength – physical and chemical factors influencing adhesive action – classification – advantages and limitations – examples.
Lubricants – Properties of Lubricants – Classification – Additives for Lubricating oils – Grease – Solid Lubricants.
Water pollution and oil pollution –sources and treatment – determination of BOD and COD, treatment of domestic sewage – types of industrial wastes – air pollution – green house effect – ozone depletion – acid rain – International standards for water and air quality – regulations – ship wastes and sewage treatment.
Chemical Toxicology : Bio-chemical effects of Lead, Mercury, Carbon monoxide, Nitrogen oxides, Sulphur dioxide, Ozone and Cyanide.
Reference Books :
Forces in plane – vector addition of concurrent forces in a plane and a space problem involving the equilibrium of particles – Free body diagram – Frictional forces – Laws of friction – coefficient of friction – problems involving dry friction.
Rigid bodies – Two dimensional structures – Moment of force about an axis – Torque – Rigid body in equilibrium – problems involving of rigid body – types of supports – reactions of beams and frame – types of equilibrium – stable, unstable and neutral.
Free electron theory – Wiedmann-Franz law – thermal and electrical conductivities. Electron energy levels – types of semi-conductors – doping – molecular bonding in crystals – Silicon and Germanium crystal structures and bonding – application of semi-conductors such as LED, LCD dynamic scattering display.
Magnetic field intensity (H) – Magnetic flux density (B) Intensity of Magnetic field (I) – Magnetic susceptibility (X) – Magnetic bubbles – Application of magnetic properties in computer storage such as floppy disks – Computer Aided Tomograhy.
Temperature dependence of resistance – Meissner effect – Critical field – Types of superconductors – BCS theory – High temperature superconductors – Applications.
Einstien’s theory spontaneous and simulated emission – principles of laser action – population inversion – types of lasers – He, Ne, Co2 Ruby and semiconductor lasers – applications of laser in 3D profiling, communication, material processing, military and medicine, computer peripherals such as CD ROM.
Reference Books :
MV106 BASIC ELECTRICAL ENGINEERING ( 3 0 0 3 )
Difinition of current, potential, resistance, electrical power, electrical energy – symbols and units – international system of units – Ohm’s law – Kirchoff’s laws – solution of simple circuits using Ohm’s and Kirchoff’s laws. Inductors, capacitors series and parallel circuits.
Definition of m.m.f, flux and reluctance – Analysis of simple and composite magnetic circuits – concept of leakage flux and magnetic fringing – problems.
Faraday’s laws of electromagnetic induction – Law of electromagnetic force –Fleming’s right and left hand rules – statically and dynamically induced emf’s – self and mutually induced emif’s – self and mutual inductances.
Generation of alternating emg – Average and RMS values – form and peak factors – concept of pharos representation – complex operator ‘j’ – A.C. circuits involving R, L and C – solution of series and parallel circuits – Resonance, series and parallel simple problems – Concept of three phase emf generation. Measurement of power and power factor.
Working principles of D.C. generator, D.C. motor, transformer, synchronous generators and motor and basic principles of single phase induction motors and three phase induction motors. 3 phase induction motor and their applications (Basic construction and principles of operation only).
Basic principles of indicating instruments – Moving iron and moving coil instruments – their use as voltmeters and ammeters – Dynamometer type watt meter – Induction type emergy meter – Megger (Basic construction and principles of operation only).
Marine wiring materials and accessories – in marine vessel.
Domestic wiring – Earthing.
Reference Books :