Book Details

Engineering Physics-II

Engineering Physics-II

Published by uLektz

Course Code : 30024
Author : uLektz
University : Directorate of Technical Education,Tamilnadu
Regulation : 2015
Categories : Engineering Physics
Format : ico_bookePUB3 (DRM Protected)
Type :

eBook

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Description :Engineering Physics-II of 30024 covers the latest syllabus prescribed by Directorate of Technical Education,Tamilnadu for regulation 2015. Author: uLektz, Published by uLektz Learning Solutions Private Limited.

Note : No printed book. Only ebook. Access eBook using uLektz apps for Android, iOS and Windows Desktop PC.

Topics
UNIT I HEAT

1.1 TRANSFER OF HEAT: Concept of Heat Temperature - Centigrade, Fahrenheit and Kelvin scales of temperature measurement Conduction, convection and radiation - Definitions and explanations Coefficient of thermal conductivity-Definition and SI unit Good and poor conductors- Examples Properties of thermal radiation

1.2 KINETIC THEORY OF GASES: Postulates –Mean square velocity and Root Mean Square(RMS)velocity of molecules - Definitions and expressions- Expression for the pressure of a gas on the basis of postulates of kinetic theory of gases- Relation between pressure and kinetic energy, pressure and absolute temperature of the gas- Simple problems based on the expression for the pressure of a gas

1.3 SPECIFIC HEAT CAPACITY Specific heat of solid and liquid Specific heat capacity of a gas at constant volume – Specific heat capacity of a gas at constant pressure Ratio of specific heat capacities – Explanation for Cp is greater than Cv Derivation of Mayer’s relation – calculation of Universal gas constant R from the gas equation PV= RT. Simple problems based on Mayer’s relation

UNIT II THERMODYNAMICS, LIQUEFACTION OF GASES - AND NON CONVENTIONAL ENERGY

2.1 THERMODYNAMICS - Introduction First law of thermodynamics – Statement Isothermal and Adiabatic changes Explanation – Equations for isothermal and adiabatic changes (No derivation) Simple problems based on equations P1V1 = P2V2 and P1V1 γ= P2V2 γ Second law of thermodynamics – Clausius statement and Kelvin’s statement Working of Carnot’s reversible engine with indicator diagram and its efficiency.

2.2 LIQUEFACTION OF GASES Critical temperature, critical pressure and critical volume – Definitions Principle used in cascade process – Cascade process of liquefaction of oxygen – Disadvantages of cascade process Joule Thomson effect – Temperature of inversion Liquefaction of air by Linde’s process

2.3 NON – CONVENTIONAL ENERGY Introduction – Non-renewable and Renewable (Alternate) energy sources – Examples – Solar energy, wind energy Advantages and disadvantages of renewable energy

UNIT III LIGHT AND REMOTE SENSING

3.1 OPTICS: Refraction – Laws of refraction – Refractive index of a medium – Definition

3.2 Spectrometer Derivation of refractive index of glass prism using minimum deviation Experimental determination of refractive index using spectrometer

3.3 Fibre Optics, Total Internal Reflection Phenomenon of total internal reflection Problems using the refractive index

3.4 LASER: LASER – Characteristics of LASER Principle of LASER – Spontaneous emission – Stimulated emission – population inversion Ruby laser-Construction and working Uses of LASER

3.5 REMOTE SENSING: Remote sensing – Introduction Active and passive remote sensing – Explanation and examples Components of remote sensing – Data acquisition, data analysis and reference data RADAR – principle and working with block diagram

UNIT IV ELECRICITY

4.1 ELECTRICAL CIRCUITS Ohm’s law Laws of resistances – Resistivity, Conductivity,Super conductivity and Meissner effect- Definitions Kirchhoff’s current and voltage laws Condition for balancing the Wheatstone’s bridge Simple problems based on expression for resistivity.

4.2 EFFECTS OF CURRENT Joule’s law of heating Experimental determination of specific heat capacity of a liquid using Joule’s calorimeter Faraday’s laws on electrolysis Electro chemical equivalent (e.c.e) of an element – Definition – Experimental determination of e.c.e. of copper Capacitance of a capacitor – Definition – ‘ farad ’– Definition– expressions for effective capacitance when capacitors are connected in series and in parallel Simple problems based on expressions for e.c.e., effective c

4.3 MEASURING INSTRUMENTS Expression for the force acting on a current carrying straight conductor placed in a uniform magnetic field – Fleming’s Left Hand rule Expression for the torque experienced by a rectangular current carrying coil placed inside a uniform magnetic field Working of a moving coil galvanometer and its merits Conversion of galvanometer into an Ammeter and Voltmeter Simple problems based on conversion of galvanometer into ammeter and voltmeter.

UNIT V ELECTRONICS

5.1 SEMI CONDUCTORS Energy bands in solids – Energy band diagram of good conductors, insulators and semi conductors Concept of Fermi level - Intrinsic semiconductors - Concept of holes Doping – Extrinsic semiconductors P type and N type semiconductors

5.2 DIODES AND TRANSISTORS: P-N junction diode – Forward bias and reverse bias –Rectification action of diode Working of full wave rectifier using P N junction diodes PNP and NPN transistors – Three different configurations –Advantages of common emitter configuration Working of NPN transistor as an amplifier in common emitter configuration

5.3 DIGITAL ELECTRONICS: Digital electronics – Introduction Logic levels – Basic logic gates: OR, AND , NOT gates Universal logic gates:NAND and NOR gates symbolic representation, Boolean expression and Truth table for all above logic gates

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