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ENGINEERING MECHANICS
Subject Title : Engineering Mechanics
Subject Code : CE105
Periods/Week : 05
Periods/Semester : 150
TIME SCHEDULE
S. No.

Major Topics

No. of Periods

Weightage of marks

Short Answer Type

Essay Type

1.

Introduction

10

03

01



2.

Forces & Moments

40

26

02

02

3.

Centroid

25

16

02

01

4.

Moment of Inertia

35

26

02

02

5.

Simple Stresses and Strains

40

39

03

03


Total

150

110

10

08

OBJECTIVES
Upon completion of
the course the student shall be
able to
1.0 Understand the basic concepts of Engineering Mechanics
1.1 Define Mechanics and Engineering Mechanics
1.2 State the applications of Engineering
Mechanics
1.3 State the branches of Engineering Mechanics
1.3 Define the terms 1.Statics, 2.Dynamics,
3.Kinetics and 4.Kinematics
1.4 State the systems of measurements and Units
1.5 State S.I and M.K.S units of physical
quantities used in Civil Engineering
2.0 Understand the concept Equilibrium of
CoPlanner forces
2.1
Define the following terms:
1. Force,
2. Moment,
3. Resultant,
4. Equilibrium of
forces,
5. Equilibrant and
6. Moment of a
couple.
2.2 Distinguish between
2.2.1 Scalar and Vector quantities,
2.2.2 Coplanar and noncoplanar
forces,
2.2.3 Parallel and nonparallel forces
and
2.2.4 Like and unlike parallel forces.
2.3
Compute the resultant of two coplanar forces acting at a point by
2.3.1 Law of parallelogram of forces and
2.3.2 Triangle law of forces
2.4 Explain ‘Lami’s
Theorem’.
2.41 Solve simple problems using Lami’s
Theorem
2.5
Solve problems on computation of the resultant of a system of coplanar
concurrent forces by
2.5.1 Law
of polygon of forces and
2.5.2 Resolution
of forces
2.6. Solve problems on computation of the
resultant of a system of coplanar parallel
forces.
2.7. Explain the properties of a couple.
2.8.
State the conditions of equilibrium of rigid body subjected to a number of co
planar forces.
2.8.1. Determine
resultant of coplanar concurrent forces by analytical methods.
2.9
List
various types of supports ( like Simply support, fixed support, hinged
support,
roller support)
2.10
List various types of beams ( like simply supported beams,
cantilever, fixed beams, over hanging beams, continuous beams)
2.11
List
various types of loading (like point load, uniformly distributed load,
uniformly varying load
2.12
To determine
support reactions for simply supported beams with point loads and Uniformly distributed loading
3.0 Understand
the Centroid
3.1 Define Centroid and Centre of gravity
3.2 Distinguish between Centroid and Centre of
gravity
3.3 State the need for finding the Centroid and Centre of gravity
for various engineering applications.
3.4 Calculate the positions of Centroid for
simple plane figures from first principles
3.5 Explain the method of determining the
Centroid by ‘Method of moments’.
3.6 Determine the position of Centroid of
standard sectionsT, L, I, Channel section, Z section, unsymmetrical I section
3.7 Determine
the position of Centroid of built up sections consisting of RSJ’S and flange
plates and Plane figures having hollow portions
4.0 Compute
the Moment of Inertia and radius of gyration
4.1 Define Moment of Inertia (MI), Polar Moment
of Inertia, Radius of gyration
4.2 State the necessity of finding Moment of
Inertia for various engineering applications
4.3 Determine
Moment of Inertia and Radius of gyration for regular geometrical sections like
T, L, I, Channel section, Z section, unsymmetrical I section
4.4 State 1. Parallel axes theorem and 2.
Perpendicular axes theorem to determine MI
4.5 Determine MI of standard sections by
applying parallel axes theorem.
4.6
Determine MI of builtup sections by applying parallel axes theorem.
4.7
Calculate radius of gyration of standard sections.
4.8 Determine the
polar M.I for solid and hollow circular section applying perpendicular axes
theorem.
5.0 Calculate the simple Stresses and Strains
in structural materials
5.1 Define the following terms:
1.
Stress,
2.
Strain,
3.
Modulus
of Elasticity,
4.
Longitudinal
Strain,
5.
Lateral
Strain,
6.
Poisson’s
ratio,
7.
Modulus
of rigidity,
8.
Bulk
Modulus,
9.
working
stress,
10. Factor of safety,
11. Resilience,
12. Strain Energy,
13. Proof resilience and
14. Modulus of Resilience
5.2 Distinguish between different kinds of
stresses and strains.
5.3 Draw the stressstrain curve for ductile
materials (Mild steel) and hence explain the salient points in the curve.
5.4 State Hooke’s law and limits of
proportionality.
5.5 Solve problems on relationship between
simple stress and simple strain under axial loading on uniform bars and stepped
bars.
5.6 State the relationship among the elastic
constants.
5.7 Solve problems on relationship between
elastic constants.
5.8 Calculate stresses in simple and
composite members under axial
loading
5.9 Explain temperature stress, strain, hoops
stress, temperature stresses in composite sections.
5.10 Calculate instantaneous stress and strain
Energy due to dynamic loads and impact loading.
5.11 Explain the mechanical properties of
materials like…..
COURSE CONTENT
1.
Introduction
MechanicsEngineering
MechanicsApplications and branches of Engineering Mechanics Statics,
Dynamics, Kinetics and Kinematics Systems of measurements and Units S.I and
M.K.S units of physical quantities used
in Civil Engineering
2.
Forces & Moments
a)
Definition
of force; vectors and scalars; vector representation of a force; systems of
forces; coplanar forces.
b)
Resultant
of forces at a point – Parallelogram Law and Triangle Law of forces – Lami’s
theorem – Polygon law of forces – Resolution of forces.
c)
Parallel
forces – like and unlike – moment of forceits units and sensecouplemoment of
a couple – properties of a couple.
d)
Conditions
of equilibrium of a rigid body subjected to a number of coplanar forces.
e)
Structural
members supporting co planar forces Types of supports Types of beams Types
of loading Determination of support reactions for simply supported beams with
point loads and Uniformly distributed loading
3.
Centroid
a)
Definitions
– Centroid, Centre of gravity
b)
Position
of Centroid of standard figures like rectangle, triangle, parallelogram circle,
semicircle and trapezium.
c)
Determination
of location of Centroid of standard sections T, L, I, Channel section, Z
section and built up sections consisting of RSJs and flange plates and plane
figures having hollow portion.
4.
Moment of Inertia
a) Definition
of Moment of Inertia
b) Perpendicular
and parallel axes theorems
c) Moment of Inertia of standard sections like rectangle,
triangle, circle and hallow circular sections
d) Moment of Inertia of built up sections T, L, I, Channel
section, and Z sections using parallel
axis theorem
e) Moment of Inertia and radius of gyration of builtup sections
consisting of the combinations of RSJ’s flange plates, channels & flange
plates etc.
f) Polar Moment of Inertia of solid and
hallow circular sections
using Perpendicular
axis theorem
5.
Simple Stresses and
Strains
a)
Stress
and strain – type of stresses and strains
b)
Stress
strain curves for ductile materials mild steel, elastic limit, limit of
proportionality, yield point, ultimate stress; breaking stress; working stress
factor of safety.
c)
Hooke’s
law – Young’s modulus – deformation under axial load.
d)
Shear
stress and Shear Strain – Modulus of rigidity.
e)
Longitudinal
and lateral strainpoisson’s ratio Bulk Modulus – relationship between elastic
constants (proof not required, only problems).
f)
Composite
sections – effect of axial loads
g)
Temperature
stresses – strains – hoop stress  Temperature stresses in composite sections
h)
Resilience
– strain energyproof resilience – and modulus of resilience – maximum
instantaneous stress due to gradual, sudden, and shock loading.
i)
Mechanical
properties of materialselasticity, plasticity, ductility, brittleness,
malleability, stiffness, hardness, toughness, creep, fatigue, examples of
materials which exhibit the above properties.
REFERENCE BOOKS
1.
N.
H.Dubey, Engineering Mechanics – (Tata Mc Graw Hill)
2.
R.S.Kurmi, Engineering Mechanics
3.
P.K.
Abdul Latheef, Engineering Mechanics
4.
Dayaratnam,
Engineering Mechanics Statics
5.
N.
Srinivasulu, Engineering Mechanics
SURVEYING
– I
Subject Title : Surveying – I
Subject Code : CE106
Periods/Week : 03
Periods/Year : 90
TIME SCHEDULE
Major Topics

No. of Periods

Weightage
of marks

Short
Answer
Type

Essay
type


1.

Introduction to
surveying

12

16

02

01

2.

Chain Surveying

36

42

04

03

3.

Compass Surveying

32

39

03

03

4.

Minor Instruments

10

13

01

01


Total

90

110

10

08

OBJECTIVES
Upon completion of
the course the student shall be
able to
1.0
Know the basic facts about
Surveying
1.1 State the concept of
surveying.
1.2 State the purpose of
surveying.
1.3 Distinguish between 1. Plane
and 2. Geodetic surveying.
1.4
List the units of
linear and angular measurements in Surveying and conversions.
1.5 List
the instruments used for taking linear and angular measurements.
1.6 Classify different surveys.
1.7 State the fundamental
principles of surveying.
1.8 State and explain the stages
of survey operations.
2.0
Understand the principles of Chain Surveying
2.1 State the purpose of
Chain surveying.
2.2 State
the principle of Chain surveying.
2.3 Explain the principles
used in Chain triangulation.
2.4 List different
instruments used in Chain Surveying.
2.5 Explain the functions of
different instruments used in Chain Surveying.
2.6 List the points to be
followed while selecting the survey stations
2.7 Define ranging
2.8 Explain the methods of
ranging a line.
2.9 List the
operations involved in chaining on 1. Flat ground, 2.Sloping ground and 3. When
high ground intervenes.
2.10 Describe
in detail the method of setting out right angles
1. With or without cross staff and
2. Optical square.
2.11 Explain
the
1.
Field work procedure in Chain survey and
2.
Method of recording field observations.
2.12 Know the
errors and mistakes in Chain surveying.
2.13 Determine
the corrections for measurement due to incorrect length of chain.
2.14 Explain the methods of overcoming different obstacles in chain surveying.
2.15 Explain the method of
preparing site plans by Chain Surveying.
2.16
Calculate the areas of irregular boundaries using
1. Average Ordinate rule,
2. Trapezoidal rule and
3. Simpson’s rule.
3.0 Principles
of Compass Surveying
3.1 State the purpose of Compass surveying.
3.2 State the principles of
Compass surveying.
3.2 Identify the parts of Prismatic
Compass
3.3 Explain the functions of parts
of Prismatic Compass
3.4 Define terms
1. Whole Circle Bearing,
2. Quadrantal Bearing,
3. True meridian,
4. Magnetic meridian,
5. True bearing,
6. Magnetic bearing,
7. Dip,
8. Declination, and
9. Local attraction.
3.5 Convert Whole Circle Bearing in
to Quadrantal Bearing and vice versa.
3.6 Explain the effect of local
attraction
3.7
Compute corrected bearings for local attraction.
3.8 Compute the included angles
of lines in a Compass traverse.
3.9 Compute the true bearings of
lines in a Compass traverse.
3.10 Explain
the operations involved in field in compass Surveying
3.11 Explain
methods of recording field notes.
3.12 Explain
the method of plotting Compass Surveying.
3.13 Explain
the method of plotting closed traverse adjusting closing error by Bowditch
rule.
3.14 List the errors in Compass
surveying.
4.0
Uses and working principles of Minor Instruments
4.1 Explain the need for using Minor instruments
4.2 List various minor
instruments used in surveying
4.3 Explain
the uses of the following minor instruments:
1. Abney Level,
2. Pentagraph and
3. Electronic Planimeter
4.4 Explain the working
principles of
1. Abney Level,
2. Pentagraph and 3. Electronic Planimeter
COURSE CONTENT
1.0 Classification and Principles
of Surveying
Concept of
Surveyingpurpose of SurveyingDivisions of surveying Classification of
Surveying based on different criteria– Fundamental principles in Surveying
Measurements Units and conversionsInstruments used for taking linear and
angular measurements Stages of survey operationsField work, Office work, Care
and adjustments of the instruments.
2.0 Chain Surveying
a) Purpose and Principle of Chain
Survey ing Suitability of Chain SurveyingSurvey stations and their selectionSurvey lines and offsets – Instruments used in Chain
survey and their function
b) Ranging a survey line direct ranging and Indirect ranging – Line rangerChaining a
line –Duties of leader and follower Chaining on a sloping groundErrors and
mistakes in ordinary chaining Correction due to incorrect length of Chain problems
c) Different operations in Chain
Surveying Setting out right
angles with cross staff and Optical square Cross staff survey
Field work procedure Recording field notes – field bookConventional
signs.
d) Obstacles in chainingmethods to overcome obstaclesProblems
e) Calculations of area – different methods –Average ordinate, Trapezoidal
and Simpson’s rules.
3.0 Compass Surveying
a) Introduction, Purpose, principle and uses of compass SurveyTraverseOpen and Closed
Traverse –Theory of magnetismDescription working and use of Prismatic compassOperations in using
Compass before taking readings
b) Concept of MeridianTypes of meridiansBearing and angle Designation of bearings Whole Circle
Bearing. Quadrantal Bearing
Conversions
c) Field work in Compass Survey –field notestraverse using prismatic
compass.
d) Local attractiondetection and
correction, Dip and Magnetic declination Variation of Magnetic declination
calculation of
true bearingsDetermination of
included angles from the given bearings and vice versa in compass
traverse.
e) Plotting of Compass traverseclosing error and adjustments by Bowditch
graphical method.
f) Precautions in using a CompassErrors in Compass Surveying.
4.0 Minor instruments
Purpose of Minor instruments Various minor instruments Uses and
working principles of Abney Level, Pentagraph and Electronic Planimeter
REFERENCE BOOKS
1.
N.N.Basak,
Surveying  Tata Mc Graw Hill
2.
S.K.Duggal, Surveying
VolI  Mc Graw Hill Edn (India) Pvt Ltd
3.
Kulkarni and
Kanetkar, Surveying and levelling Vol –1
4. B.C. Punmia, Surveying
and Levelling Vol. – 1
5. R.Agor, Surveying and
Levelling  Vol –1 Khanna Publishers