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FEC104

Engineering Mechanics

Credits Assigned 3

01

1.1 System of Coplanar Forces:
Classification of force systems, Principle of transmissibility, composition and resolution of forces.
1.2 Resultant:
Resultant of coplanar and Non Coplanar (Space Force) force system (Concurrent forces, parallel forces and non-concurrent Non-parallel system of forces).
Moment of force about a point, Couples, Varignon‘s Theorem. Force couple system. Distributed Forces in plane.

02 Centroid: First moment of Area, Centroid of composite plane Laminas

2.1 Equilibrium of System of Coplanar Forces:

Conditions of equilibrium for concurrent forces, parallel forces and non- concurrent non- parallel general forces and Couples. Equilibrium of rigid bodies- free body diagrams.

2.2 Equilibrium of Beams:
Types of beams, simple and compound beams, type of supports and reaction: Determination of reactions at supports for various types of loads on beams. (Excluding problems on internal hinges)

03 Friction:
Revision of Static Friction, Dynamic/ Kinetic Friction, Coefficient of Friction, Angle of Friction, Laws of friction. Concept of Cone of friction.
Equilibrium of bodies on inclined plane. Application to problems involving wedges and ladders.

04 Kinematics of Particle:
Motion of particle with variable acceleration. General curvilinear motion. Tangential & Normal component of acceleration, Motion curves (a-t, v-t, s-t curves). Application of concepts of projectile motion and related numerical.

05 Kinematics of Rigid Body:
Translation, Rotation and General Plane motion of Rigid body. The concept of Instantaneous center of rotation (ICR) for the velocity. Location of ICR for 2 link mechanism. Velocity analysis of rigid body using ICR.

06

6.1 Kinetics of a Particle:
Force and Acceleration: -Introduction to basic concepts, D‘Alemberts Principle, concept of Inertia force, Equations of dynamic equilibrium, Newton‘s second law of motion. (Analysis limited to simple systems only.)

6.2 Kinetics of a Particle: Work and Energy:
Work Energy principle for a particle in motion. Application of Work – Energy principle to a system consists of connected masses and Springs.

6.3 Kinetics of a Particle: Impulse and Momentum:
Principle of linear impulse and momentum.
Impact and collision: Law of conservation of momentum, Coefficient of Restitution. Direct Central Impact and Oblique Central Impact. Loss of Kinetic
Energy in collision of inelastic bodies.

References:
1. Engineering Mechanics by R. C.Hibbeler.
2. Engineering Mechanics by Beer &Johnston, Tata McGrawHill
3. Engineering Mechanics by F. L. Singer, Harper& RawPublication
4. Engineering Mechanics by Macklin & Nelson, Tata McGrawHill
5. Engineering Mechanics by ShaumSeries
6. Engineering Mechanics by A K Tayal, UmeshPublication.
7. Engineering Mechanics by Kumar, Tata McGrawHill
8. Engineering Mechanics (Statics) by Meriam and Kraige, WileyBools
9. Engineering Mechanics (Dynamics) by Meriam and Kraige, WileyBools

FEC105

Basic Electrical Engineering

Credits Assigned 3

Prerequisite

Resistance, inductance, capacitance, series and parallel connections of resistance, concepts of voltage, current, power and energy and its units. Working of wattmeter, Magnetic circuits, MMF, Magnetic field strength, reluctance, series and parallel magnetic circuits, BH Curve, Time domain analysis of first order RL and RC circuits

01 DC Circuits: (Only independent source) Kirchhoff‘s Laws, Ideal and practical Voltage and current Sources, Source Transformation, Mesh and Nodal Analysis, Star-Delta / Delta-Star Transformations, Superposition, Thevenin‘s Theorem, Norton‘s Theorem and Maximum Power Transfer Theorem.

02 AC Circuits :Generation of alternating voltage, basic definitions, average and r.m.s values, phasor and phase difference, sums on phasors, Single-phase ca series and parallel circuits consisting of R, L, C, RL, RC, RLC combinations, definitions - real, reactive and apparent power, admittance (Y), Series and parallel resonance, Q factor

03 Generation of Three-Phase Voltages, voltage & current relationships in Star and Delta Connections, power measurement in three phase balanced circuit(Only two wattmeter method).

04 Transformers: Working principle of single-phase transformer, EMF equation of a transformer, Transformer losses, Actual (practical) and ideal transformer, Phasor diagram (considering winding resistance and magnetic leakage), Equivalent circuit, Open-circuit test (no-load test), short circuit (SC) test, efficiency.

05 Electrical Machines (Numerical not expected): Rotating magnetic field produced by three phase ac, principle of operation of Three-phase induction motor, constructional details and classification of Induction machines.

06 Principle of operation of Single-Phase induction motors, stepper motor (Single stack variable reluctance and permanent magnet) (Numerical not expected)

Self- study Topic
Principle of operation of DC generators and DC motors, constructional details and classification of DC machines, e.m.f equation of generator/motor, applications.
(Theory question can be asked in University exam, no numericals. The percentage of marks allotted should be maximum of 10% (max. 08marks))

Text Books:
1. V. N. Mittal and Arvind Mittal ―Basic Electrical Engineering‖ Tata McGraw Hill, (Revised Edition)
2. Vincent Del Toro ―Electrical Engineering Fundamentals‖, PHI Second edition, 2011
3. Edward Hughes ―Hughes Electrical and Electronic Technology‖, Pearson Education (Tenth edition)
4. D P Kothari and I J Nagrath ―Theory and Problems of Basic Electrical Engineering‖, PHI 13th edition 2011.
5. M. Naidu,S. Kamakshaiah ―Introduction to Electrical Engineering‖ McGraw-Hill Education, 2004
6. B.R Patil ―Basic Electrical Engineering‖ Oxford Higher Education
References:
1. B.L.Theraja ―Electrical Engineering ― Vol-I and II.
2. S.N.Singh, ―Basic Electrical Engineering‖ PHI , 2011Book