Annexure "AS"
Syllabus for Junior Engineer (Skill Development)
M. Marks- 120
Time Duration-02 Hours
ENGINEERING DRAWING (25 Marks)
a) Engineering Curves:
Conventional lines and signs used in Engineering Drawing.
Dimension and Tolerances.
Printing and Lettering.
Curves used in Engineering Practice: Cycloids, Involutes, Spirals, and Helices.
b) Loci - Conic Sections:
Terms used in conic sections.
Curves defined as Loci.
Practical application of conics: Ellipse, Parabola, Hyperbola.
c) Projection of Planes:
Projections of a plane with the principal planes in simple and inclined
positions.
Rotation method and the Auxiliary plane method.
Space relations of a plane.
To locate a point on a plane given its projections.
Parallel relation of planes.
Projection of planes inclined to different principal planes.
d) Projection of Solids:
Classification and main features: Prisms and Pyramids.
Projection of solids inclined to both the reference planes by:
1. Rotation Method
2. Auxiliary plane method.
Projection of solids in combination (Co-axial) in simple and inclined positions.
e) Sectioning of Solids:
Object of sectioning.
Types of cutting planes.
True shape of section.
Auxiliary views of sections of multiple co-axial solids in simple and tilted
positions.
f) Interpenetration of Solids and Intersection of Surfaces:
Intersection of geometrical solids/hollow sections.
Tracing of lines of intersection by line method and by section method.
g) Development of Surfaces:
Classification of surfaces.
Methods of development: Straight line method and Radial line method.
Development of solids and hollow sections in full or part development of
transition pieces.
To draw projections from given development.
h) Isometric Projection:
Isometric scale, Isometric axes, and isometric planes.
Isometric projection of solids and simple machine blocks.
ENVIRONMENTAL SCIENCE (05 Marks)
a) Concept of Environmental Science:
Major segments of the environment (Brief idea about atmosphere,
hydrosphere, and lithosphere).
b) Air Pollution:
Types and control of Air Pollution.
c) Water Pollution:
Classification and control of Water Pollution.
d) Concept of Noise Pollution.
MECHANICS (15 Marks)
a. STATICS
Concept of a particle rectilinear motion, motion curves.
Rectangular components of curvilinear motion.
Flight of Projectiles.
Normal and tangential components of acceleration.
Radial and transverse components.
Newton’s Laws of Motion.
D'Alembert’s Principle.
b. DYNAMICS
Kinematics of rigid bodies.
Types of rigid body motion, angular motion, fixed axis rotation.
Analysis of plane motion and its applications.
Instantaneous center and instantaneous axis of rotation.
Kinetics of Particle Translation.
Analysis of a particle as a rigid body.
Kinetics of rigid bodies.
Equations of plane motion, fixed axis rotation, rolling bodies.
General plane motion.
Impulse and momentum in plane motion.
Angular momentum.
PHYSICS (25 Marks)
BASIC CONCEPT OF ELECTRICITY
Concepts of resistance, inductance, capacitance, and various factors affecting
them.
Concepts of current, voltage, power, energy, and their units.
Circuit laws, Kirchhoff's law.
Simple circuit solution using network theorems.
Magnetic Circuit – Concepts of flux, mmf, reluctance.
Different kinds of magnetic materials.
Magnetic calculations for conductors of different configurations (e.g., straight,
circular, solenoidal).
ELECTROMAGNETIC FIELDS AND WAVES
Concepts of Del Operator – gradient, divergence, curl and their physical
significance.
Displacement Current.
Maxwell’s equations in vacuum and non-conducting medium.
Electromagnetic wave propagation in free space (plane wave solutions of
electric & magnetic fields for free space) & their solutions (plane wave solution).
Velocity of EM waves.
Relation between E₀ & B₀.
Definition of Poynting vector.
Poynting theorem.
OSCILLATIONS
Damped and Forced oscillations and their differential equations.
Logarithmic decrement.
Relaxation time & Quality factor.
Ultrasonic waves and their production by Piezo-electric method and general
applications.
QUANTUM MECHANICS
Wave function definition, interpretation, and significance of wave function.
Schrödinger’s wave equations (Steady-State and time dependent) for 1-
dimensional case.
Concept of operators and expectation values.
Applications of Schrödinger’s equation (Time-independent) to: a) Particle in a
1-dimensional box of infinite height,
b) Single step potential barrier,
c) Tunnel effect.
SEMICONDUCTOR PHYSICS
Structure of Atoms.
Energy Band diagram.
Metal, Insulator, and Semiconductor.
Intrinsic and Extrinsic semiconductors.
Direct & Indirect semiconductors.
Bond in semiconductor & effect of temperature on semiconductors.
Hole & Electron description.
Charge densities in semiconductors.
Generation & Recombination of charge carriers.
Law of mobility & conductivity.
Current densities in semiconductors.
Fermi levels.
Mass action law.
Drift & Diffusion currents.
Hall effect, Hall co-efficient & its applications.
OPTICS
Interference in thin films (by reflection and transmission of light).
Theory of Newton’s rings by reflected light.
Determination of wavelength and refractive index of monochromatic light by
Newton’s theory.
Fraunhofer & Fresnel’s diffractions.
Fresnel’s half-period zones and rectilinear propagation of light.
Fraunhofer diffraction due to a single slit.
Plane diffraction grating & its theory for secondary maxima and minima.
Unpolarized and polarized light.
Nicol Prism, Mathematical representation of polarization of different types.
Quarter & half wave plates.
COMPUTER APPLICATIONS (10 Marks)
a) Fundamentals of Computer Science
b) Hardware & Software. Concept of Open Source Technologies
c) Input & Output Devices
d) Flow Charts and Algorithms
e) Operating System - MS Word, MS Excel, MS Access, MS PowerPoint, PDF
f) Internet & E-mail
g) Concept of Computer Virus & Latest Anti-Virus
h) Data Communication and Networking
i) Introduction to Database Management
MATHEMATICS (25 Marks)
a) Differential Calculus - I
Limit theorem (without proof), partial differentiation, Euler’s theorem on
homogeneous functions, asymptotes, double points, curvature, curve tracing in
Cartesian, polar, and parametric forms.
b) Differential Calculus - II
Rolle’s theorem, mean value theorem, Taylor’s and Maclaurin’s series with
remainder, Taylor’s series in two variables, maxima and minima of functions of
two variables, method of Lagrange’s multipliers.
c) Integral Calculus
Definite integrals with important properties, differentiation under the integral
sign.
Gamma, Beta, and error functions with simple problems.
Applications of definite integrals to find length, area, volume, and surface
area of revolutions.
Transformation of coordinates, double and triple integrals with simple
problems.
d) Vector Calculus
Scalar and vector product of vectors.
Derivatives of vectors, partial derivatives of vectors.
Directional derivatives and gradient, divergence, and curl of a vector.
Vector integration, Gauss’s divergence theorem, Green’s theorem, Stokes’
theorem.
