Mechanical Branch 1st Semester का Syllabus finally यहाँ पर दिया जा रहा है जिसकी मदद से आप अपने syllabus से भली भात परिचित हो सकेंगे।

Table of Contents

## Mechanical 1st Semester Syllabus (Overveiw):

Polytechnic Diploma के Mechanical ब्रांच के 1st सेमेस्टर मे कुल मिलाकर 7 Book चलाई जाती है – जिनके नाम निम्नलिखित है ।

## Mechanical 1st Semester Book Name List

Mechanical 1st सेमेस्टर मे total 7 बुक है । जिनके नाम मैंने आपको उपर बताया है , अब हम बारी-बारी करके सभी बुक के सिलैबस के बारे मे बात करेंगे ।

## Communication Skills-1 (Syllabus 2020) – Mechanical

**DETAILED CONTENTS **

**1 Basics of Communication (13 periods)**

1.1 Definition and process of communication

1.2 Types of communication – formal and informal, oral and written, verbal and nonverbal

1.3 Communications barriers and how to overcome them

1.4 Barriers to Communication, Tools of Communication

**2 Application of Grammer (18 periods)**

2.1 Parts of Speech (Noun, verb, adjective, adverb) and modals

2.2 Sentences and its types

2.3 Tenses

2.4 Active and Passive Voice

2.5 Punctuation

2.6 Direct and Indirect Speech

**3 Reading Skill (10 periods)**

Unseen passage for comprehension (one word substitution, prefixes, suffixes, antonyms,

synonyms etc. based upon the passage to be covered under this topic)

**4 Writing Skill (15 periods)**

4.1 Picture composition

4.2 Writing paragraph

4.3 Notice writing

## Applied Mathematics – 1 (Syllabus 2020)

**DETAILED CONTENTS**

**1. Algebra -I (12 Periods)**

1.1 Series : AP and GP; Sum, nth term, Mean

1.2 Binomial theorem for positive, negative and fractional index (without proof).

Application of Binomial theorem.

1.3 Determinants : Elementary properties of determinant of order 2 and 3,

Multiplication system of algebraic equation, Consistency of equation,

Crammer’s rule

**2. Algebra- II (12 Periods)**

2.1 Vector algebra : Dot and Cross product, Scaler and vector triple product.

2.2 Complex number.

Complex numbers, Representation, Modulus and amplitude Demoivre

theorem, its application in solving algebraic equations, Mod. function and

its properties..

**3. Trigonometry (10 Periods)**

3.1 Relation between sides and angles of a triangle: Statement of various formulae

showing relationship between sides and angle of a triangle.

3.2 Inverse circular functions : Simple case only

**4. Differential Calculus – I (18 Periods)**

4.1 Functions, limits, continuity, – functions and their graphs, range and domain,

elementary methods of finding limits (right and left), elementary test for

continuity and differentiability.

4.2 Methods of finding derivative, Trigonometric functions, exponential function,

Function of a function, Logaritimic differentiation, Differentiation of Inverse

trigonometric function, Differentiation of implicit functions

**5. Differential Calculus – II (18 Periods)**

5.1 Higher order derivatives, Leibnitz theorem (without proof). Simple applications.

5.2 Application – Finding Tangents, Normal, Points of Maxima/Minima,

Increasing/Decreasing functions, Rate, Measure, velocity, Acceleration,

Errors and approximation

## Applied Physics – 1 (Syllabus 2020) – Mechanical

**DETAILED CONTENTS**

**1. Units and Dimensions (10 Periods)**

1.1 Need of Measurement in engineering and science, unit of a physical quantities –

fundamental and derived units, systems of units (FPS, CGS and SI units)

1.2 Dimensions and dimensional formulae of physical quantities.

1.3 Principle of homogeneity of dimensions

1.4 Dimensional equations and their applications, conversion of numerical values of

physical quantities from one system of units into another, checking the

correctness of physical equations and deriving relations among various physical

quantities

1.5 Limitations of dimensional analysis

1.6 Error in measurement, accuracy and precision of instruments, random and

systematic errors, absolute error, relative error, and percentage error, Estimation

of probable errors in the results of measurement (combination of errors in

addition, subtraction, multiplication, division and powers), rules for representing

significant figures in calculation.

1.7 Application of units and dimensions in measuring length, diameter,

circumference, volume, surface area etc. of metallic and non metallic blocks,

wires, pipes etc (at least two each).

**2. Force and Motion (10 periods)**

2.1 Scalar and vector quantities – examples, representation of vector, types of

vectors

2.2 Addition and Subtraction of Vectors, Triangle and Parallelogram law (Statement

only), Scalar and Vector Product.

2.3 Resolution of Vectors and its application to lawn roller.

2.4 Force, Momentum, Statement and Derivation of Conservation of linear

momentum, its applications such as recoil of gun.

2.5 Impulse and its Applications

2.6 Circular motion (Uniform and Non-uniform), definition of angular displacement,

angular velocity, angular acceleration, frequency, time period.

2.7 Relation between linear and angular velocity, linear acceleration and angular

acceleration (related numerical)

2.8 Central force, Expression and Applications of Centripetal and centrifugal forces

with examples such as banking of roads and bending of cyclist, Principle of

centrifuge.

2.9 Application of various forces in lifts, cranes, large steam engines and turbines

**3. Work, Power and Energy (10 periods)**

3.1 Work: and its units, examples of zero work, positive work and negative work,

conservative and non-conservative force,

3.2 Friction: modern concept, types, laws of limiting friction, Coefficient of friction

and its Engineering Applications.

3.3 Work done in moving an object on horizontal and inclined plane for rough and

plane surfaces with its applications

3.4 Energy and its units: Kinetic energy and potential energy with examples and their

derivation, work energy theorem.

3.5 Principle of conservation of mechanical energy for freely falling bodies, examples

of transformation of energy.

3.6 Power and its units, calculation of power in numerical problems

3.7 Application of Friction in brake system of moving vehicles, bicycle, scooter, car

trains etc.

**4. Rotational Motion (10 periods)**

4.1 Concept of translatory and rotatory motions with examples

4.2 Definition of torque with examples

4.3 Angular momentum, Conservation of angular momentum (quantitative) and its

examples

4.4 Moment of inertia and its physical significance, radius of gyration for rigid body,

Theorems of parallel and perpendicular axes (statements only), Moment of inertia

of rod, disc, ring and sphere (hollow and solid) (Formulae only). Concept of Fly

wheel.

4.5 Rotational kinetic energy, Rolling of sphere on the slant plane,

4.6 Comparison of linear motion and rotational motion.

4.7 Application of rotational motions in transport vehicles, and machines.

**5. Motion of planets and satellites (08 periods)**

5.1 Gravitational force, Kepler’s law of planetary motion,

5.2 Acceleration due gravity and its variation,

5.3 Gravitational Potential and Gravitational potential energy,

5.4 Motion of satellite, orbital velocity and time period of satellite, Total energy and

Binding energy of a satellite, Escape energy and escape velocity,

5.5 Types of satellites, Geo-stationary satellite, semi-synchronous, polar satellite

(concept only) and their uses in science and technology,

5.6 Concept of Black Holes

**6. Properties of Matter (12 periods)**

6.1 Elasticity: definition of stress and strain, different types of modulii of elasticity,

Hooke’s law, significance of stress strain curve

6.2 Pressure: definition, its units, atmospheric pressure, gauge pressure, absolute

pressure, Fortin’s Barometer and its applications

6.3 Surface tension: concept, its units, angle of contact, Capillary action and

determination of surface tension from capillary rise method, applications of

surface tension, effect of temperature and impurity on surface tension

6.4 Viscosity and coefficient of viscosity: Terminal velocity, Stoke’s law and effect

of temperature on viscosity, application in hydraulic systems.

6.5 Concept of fluid motion, stream line and turbulent flow, Reynold’s number

Equation of continuity, Bernoulli’s Theorem and their applications.

**7. Heat and Thermodynamics (10 periods)**

7.1 Difference between heat and temperature

7.2 Modes of transfer of heat (Conduction, convection and radiation with examples)

7.3 Different scales of temperature and their relationship

7.4 Expansion of solids, liquids and gases, coefficient of linear, surface and cubical

expansions and relation amongst them

7.5 Heat conduction in a metal rod, Temperature gradient, Concept of Co-efficient of

thermal conductivity, Uses and effects of Heat conduction in Daily life.

7.6 Isothermal and Adibatic process

7.7 Zeroth, First and second law of thermodynamics, Heat engine (concept Only),

Carnot cycle.

7.8 Application of various systems of thermometry in refrigeration and airconditioning etc.

## Applied Chemistry (Syllabus 2020) – Mechanical

**DETAILED CONTENTS**

**1. Atomic Structure, Periodic Table and Chemical Bonding (14 periods)**

1.1 Fundamental particles- mass and charges of electrons, protons and neutrons with

names of the scientists who discovered these fundamental particles.

1.2 Bohr’s model of atom and successes and limitations of atomic theory (qualitative

treatment only).

1.3 Atomic number, atomic mass number isotopes and isobars.

1.4 Definition of orbit and orbitals, shapes of s and p orbitals only, quantum numbers

and their significance,

1.5 Aufbau’s principle, Pauli’s exclusion principle and Hund’s rule electronic

configuration of elements with atomic number (Z) = 30 only. (Electronic

configurations of elements with atomic number greater than 30 are excluded).

1.6 Modern periodic law and periodic table, groups and periods, classification of

elements into s, p, d and f blocks (periodicity in properties – excluded)

1.7 Chemical bonding and cause of bonding and types such as ionic bond in NaCl

sigma (σ) and pi (π) covalent bonds in H2, HCl, Cl2, elementary idea of

hybridization in BeCl_{2}, BF_{3}, CH_{4}, NH_{3} and H_{2}O, VSEPR, Molecular orbital

Theory

1.8 States of Matter: Solid, Liquid & Gas, Metallic bonding- explanation with the

help of electron gas (sea) model.

**2. Fuels and Lubricants (18 periods)**

2.1 Definition of fuel, classification of fuels, characteristics of good fuel, relative

merits of gaseous, liquid and solid fuels

2.2 Calorific value-higher calorific value, lower calorific value, determination of

calorific value of solid or liquid fuel using Bomb calorimeter and numerical

examples.

2.3 Coal – types of coal and proximate analysis of coal

2.4 Fuel rating – Octane number and Cetane number, fuel-structural influence on

Octane and Cetane numbers

2.5 Gaseous fuels – chemical composition, calorific value and applications of natural

gas (CNG), LPG, producer gas, water gas and biogas.

2.6 Elementary ideal on – hydrogen as future fuels, nuclear fuels.

2.7 Lubricants: Definition and properties, mechanism, industrial application and its

function in bearings.

2.8 Synthetic lubricants and cutting fluids.

**3. Water (14 periods)**

3.1 Demonstration of water resources on Earth using pie chart.

3.2 Classification of water – soft water and hard water, action of soap on hard water,

types of hardness, causes of hardness, units of hardness – mg per liter (mgL-1) and

part per million (ppm) and simple numerical, pH and buffer solutions and their

applications.

3.3 Disadvantages caused by the use of hard water in domestic and boiler feed water.

Primming and foaming and caustic embrittlement in boilers.

3.4 Removal of hardness -Permutit process and Ion-exchange process.

3.5 Physico-Chemical methods for Water Quality Testing

a) Determination of pH using pH meter, total dissolved solids (TDS)

b) Testing and Estimation of- alkalinity, indicator their types and application total

hardness by EDTA method and O’Hener’s Method. (chemical reaction of

EDTA method are excluded).

c) Understanding of Indian Water Quality standards as per WHO

3.6 Natural water sterilization by chlorine and UV radiation and reverse osmosis.

3.7 Municipality waste water treatment. Definition of B.O.D and C.O.D.

4. Electrochemistry (4 periods)

Redox Reaction, Electrode Potential, Nernst equation, Electrochemical cell (Galvanic and

Electrobytes); Nernst equation.

**5. Corrosion and its Control (10 periods)**

5.1 Definition of corrosion and factors affecting corrosion rate.

5.2 Theories of

a) Dry (chemical) corrosion- Pilling Bedworth rule

b) Wet corrosion in acidic atmosphere by hydrogen evolution mechanism

5.3 Definition of passivity and galvanic series

5.4 Corrosion control:

a) Metal coatings – Cathodic protection, Cementation on Base Metal Steel –

Application of Metal Zn (Sheradizing),Cr (Chromozing) and Al

(Calorizing), Sacrificial protection and impressed current voltage

b) Inorganic coatings – Anodizing and phosphating,

c) Organic coatings – use of paints varnishes and enamels

d) Internal corrosion preventive measures- alloying (with reference to

passivating, neutralizing and inhibition) and heat treatment (quenching,

annealing)

**6. Organic compounds, Polymers and Plastics (10 periods)**

6.1 Classification of organic compounds and IUPAC Nomenclature

6.2 Definition of polymer, monomer and degree of polymerization

6.3 Brief introduction to addition and condensation polymers with suitable examples

(PE, PS, PVC, Teflon, Nylon -66 and Bakelite)

6.4 Definition of plastics, thermo plastics and thermo setting plastics with suitable

examples, distinctions between thermo and thermo setting plastics

6.5 Applications of polymers in industry and daily life.

## Engineering Drawing-1 (Syllabus 2020) – Mechanical Engineering

**DETAILED CONTENTS**

**1. Introduction to Engineering Drawing (03 sheets)**

1.1 Introduction to drawing instruments, materials, layout and sizes of drawing sheets

and drawing boards.

1.2 Different types of lines in Engineering drawing as per BIS specifications

1.3 Practice of vertical, horizontal and inclined lines, geometrical figures such as

triangles, rectangles, circles, ellipses and curves, hexagonal, pentagon with the

help of drawing instruments.

1.4 Free hand and instrumental lettering (Alphabet and numerals) – upper case

(Capital Letter), single stroke, vertical and inclined at 75 degree, series of 5,8,12

mm of free hand and instrumental lettering of height 25 to 35 mm in the ratio of

7:4

**2. Dimensioning Technique (01 sheet)**

2.1 Necessity of dimensioning, method and principles of dimensioning (mainly

theoretical instructions)

2.2 Dimensioning of overall sizes, circles, threaded holes, chamfered surfaces,

angles, tapered surfaces, holes, equally spaced on P.C.D., counter sunk holes,

counter bored holes, cylindrical parts, narrow spaces and gaps, radii, curves and

arches

**3. Scales (02 sheets)**

3.1 Scales –their needs and importance (theoretical instructions), type of scales,

definition of R.F. and length of scale

3.2 Drawing of plain and diagonal scales

**4. Orthographic Projections (06 sheets)**

4.1 Theory of orthographic projections (Elaborate theoretical instructions)

4.2 Projection of Points in different quadrant

4.3 Projection of Straight Line (1st and 3rd angle)

4.3.1. Line parallel to both the planes

4.3.2. Line perpendicular to any one of the reference plane

4.3.3. Line inclined to any one of the reference plane.

4.4 Projection of Plane – Different lamina like square, rectangular, triangular and

circle inclined to one plane, parallel and perpendicular to another plane in 1st angle only

4.5 Three views of orthographic projection of different objects. (At least one sheet in 3rd angle)

4.6 Identification of surfaces

**5 Projection of Solid (02 sheets)**

5.1. Definition and salient features of Solid

5.2. Types of Solid (Polyhedron and Solid of revolution)

5.3 To make projections, sources, Top view, Front view and Side view of various

types of Solid.

**6. Sections (02 sheets)**

6.1 Importance and salient features

6.2 Drawing of full section, half section, partial or broken out sections, Offset

sections, revolved sections and removed sections.

6.3 Convention sectional representation of various materials, conventional breaks for

shafts, pipes, rectangular, square, angle, channel, rolled sections

6.4 Orthographic sectional views of different objects.

**7. Isometric Views (02 sheets)**

7.1 Fundamentals of isometric projections and isometric scale.

7.2 Isometric views of combination of regular solids like cylinder, cone, cube and

prism.

**8. Common Symbols and Conventions used in Engineering (02 sheets)**

8.1 Civil Engineering sanitary fitting symbols

8.2 Electrical fitting symbols for domestic interior installations

**9. Introduction to AutoCAD (02 sheets)**

Basic introduction and operational instructions of various commands in AutoCAD. At

least two sheets on AutoCAD of cube, cuboid, cone, pyramid, truncated cone and

pyramid, sphere and combination of above solids.

## Basic of Information Technology (Syllabus 2020) – Mechanical

**DETAILED CONTENTS**

**1. Introduction to Computers and Peripherals. **

Components of Computer, Types of Computer, CPU, RAM, ROM, Hard disk, USB,

Flash drive, CD, DVD,Blue ray, Keyboard, Mouse, Monitor, LCD, Printer, Plotter,

Scanner, Modem, Sound Cards, Speakers, CMOS battery, Sharing of Printers.

**2. Operation System and Application Software**

System Software, Application Software, Virtualization Software, Utility Software, MS

Office/Open Office/Libreoffice, Working with window, Desktop components, Menu

bars, creating shortcut of program. Installation of Application softwares, Antivirus and

Drivers.

**3. Word Processing, Spreadsheet and Presentation**

Usage and creation of word document, spreadsheets and presentation, Google Suits

(Google drive, google sheet, google doc. Google presentation)

.

**4. Internet**

Basics of Networking – LAN, WAN, Wi-Fi technologies, Concept of IP Addrsses, DNS,

Search Engines, e-mail, Browsing and cyber laws.

## GENERAL WORKSHOP PRACTICE – I (Syllabus 2020)

**DETAILED CONTENTS (PRACTICAL EXERCISES)**

**Note:** *The students are supposed to come in proper workshop dress prescribed by the institute.*

*Wearing shoes in the workshop(s) is compulsory. Importance of safety and cleanliness,*

*safety measures and upkeep of tools, equipment and environment in each of the*

*following shops should be explained and practiced. The students should prepare*

*sketches of various tools/jobs in their practical Notebook*.

The following shops are included in the syllabus:

1. Carpentry Shop

2. Painting and Polishing Shop

3. Electrical Shop

4. Smithy Shop

5. Plumbing Shop

**1. CARPENTRY SHOP**

1.1 General Shop Talk

1.1.1 Name and use of raw materials used in carpentry shop : wood &

alternative materials

1.1.2 Names, uses, care and maintenance of hand tools such as different types of

Saws, C-Clamp, Chisels, Mallets, Carpenter’s vices, Marking gauges,

Try-squares, Rulers and other commonly used tools and materials used in

carpentry shop by segregating as cutting tools, supporting tools, holding

tools , measuring tools etc.

1.1.3 Specification of tools used in carpentry shop.

1.1.4 Different types of Timbers, their properties, uses & defects.

1.1.5 Seasoning of wood.

1.2. Practice

1.2.1 Practices for Basic Carpentry Work

1.2.2 Sawing practice using different types of saws

1.2.3 Assembling jack plane — Planning practice including sharpening of jack

plane cutter

1.2.4 Chiselling practice using different types of chisels including sharpening of

chisel

1.2.5 Making of different types of wooden pin and fixing methods. Marking

measuring and inspection of jobs.

1.3 Job Practice

Job 1 Marking, sawing, planning and chiselling and their practice

Job II Half Lap Joint (cross, L or T – any one)

Job III Mortise and Tenon joint (T-Joint)

Job IV Dove tail Joint (Lap or Bridle Joint)

1.4. Demonstration of job showing use of Rip Saw, Bow saw and Tenon saw, method

of sharpening various saws.

**2. PAINTING AND POLISHING SHOP**

2.1. Introduction of paints, varnishes, Reason for surface preparation, Advantages of

Painting, other method of surface coating ie. Electroplating etc.

2.2. Job Practice

Job 1: To prepare a wooden surface for painting apply primer on one side and to

paint the same side. To prepare french polish for wooden surface and

polish the other side.

Job II: To prepare metal surface for painting, apply primer and paint the same.

Job III: To prepare a metal surface for spray painting, first spray primer and

paint the same by spray painting gun and compressor system.

**The sequence of polishing will be as follows:**

i) Abrasive cutting by leather wheel

ii) Polishing with hard cotton wheel and with polishing material

iii) Buffing with cotton wheel or buff wheel

**3. ELECTRICAL SHOP**

3.1 Study, demonstration and identification of common electrical materials with

standard ratings and specifications such as wires, cables, switches, fuses, cleats,

clamps and allied items, tools and accessories.

3.2 Study of electrical safety measures and protective devices.

Job I Identification of phase, Neutral and Earth wires for connection to

domestic electrical appliances and their connections to three pin

plugs.

Job II Carrying out house wiring circuits using fuse, switches, sockets,

ceiling rose etc. in batten or P.V.C. casing-caping.

3.3 Study of common electrical appliances such as auto electric iron, electric kettle,

ceiling/table fan, desert cooler etc.

3.4 Introduction to the construction of lead acid battery and its working.

Job III Installation of battery and connecting two or three batteries in

series and parallel.

3.5 Introduction to battery charger and its functioning.

Job IV Charging a battery and testing with hydrometer and cell tester

**4. SMITHY SHOP**

4.1. General Shop Talk

4.1.1 Purpose of Smithy shop

4.1.2 Different types of Hearths used in Smithy shop

4.1.3 Purpose, specifications, uses, care and maintenance of various tools and

equipments used in hand forging by segregating as cutting tools,

supporting tools, holding tools, measuring tools etc.

4.1.4 Types of fuel used and maximum temperature obtained

4.1.5 Types of raw materials used in Smithy shop

4.1.6 Uses of Fire Bricks & Clays in Forging workshop.

4.2 Practice

4.2.1 Practice of firing of hearth/Furnace, Cleaning of Clinkers and Temperature

Control of Fire.

4.2.2 Practice on different basic Smithy/Forging operations such as Cutting,

Upsetting, Drawing down, Setting down, Necking, Bending, Fullering,

Swaging, Punching and Drifting

a) Demonstration — Making cube, hexagonal cube, hexagonal bar

from round bar

4.2.3 Practice of Simple Heat treatment processes like Tempering, Normalizing

Hardening etc.

4.3. Job Practice: Job Preparation

Job I Making a cold / hot, hexagonal / octagonal flat chisel including

tempering of edges.

Job II Production of utility goods e.g. hexagonal bolt / square shank

boring tool, fan hook (long S-type) [Two jobs are to be done by

the students].

Job III To prepare a cube from a M.S. round by forging method.

**5. PLUMBING SHOP**

5.1. Use of personal protective equipments, safety precautions while working and

cleaning of shop.

5.2. Introduction and demonstration of tools, equipment and machines used in

plumbing shop.

5.3. Introduction of various pipes and pipe fittings of elbow, nipple, socket, union etc.

5.4. Job Practice

Job 1 : Preparation of job using elbow, bend and nipple

Job II: Preparation of job using Union, Tap, Plug and Socket.

Job III: Threading practice on pipe with die.

Thanks for this

It’s my plasure