DETAILED CONTENTS         

 1.1        Concept of engineering mechanics definition of mechanics, statics, dynamics,

 Application of engineering mechanics in practical fields, Definition of Applied Mechanics.

 1.2        Definition, basic quantities and derived quantities of basic units and derived units

 1.3       Different systems of units (FPS, CGS, MKS and SI) and their conversion from one

 To another, density, force, pressure, work, power, velocity, acceleration

 1.4        Concept of rigid body, scalar and vector quantities

2.1        Definition of force, measurement of force in SI units, its representation, types of

Force: Point force/concentrated force & uniformly distributed force, effects of force and characteristics of a force

2.2        Different force systems (coplanar and non-coplanar), principle of transmissibility

Of forces, law of super-position

                  2.3        Composition and resolution of coplanar concurrent forces, resultant force, method

Of composition of forces, laws of forces, triangle law of forces, polygon law of

Forces - graphically, analytically, resolution of forces, resolving a force into two

Rectangular components

2.4        Free body diagram

2.5        Equilibrant force and its determination

2.6        Lami's theorem (concept only)

[Simple problems on above topics]

Concept of moment of inertia and second moment of area and radius of gyration, theorems of parallel and perpendicular axis, second moment of area of common geometrical sections: rectangle, triangle, circle (without derivations). Second moment of area for L, T and I sections, section modulus.

6.1       Definition of effort, velocity ratio, mechanical advantage and efficiency of a machine and their relationship, law of machines

6.2       Simple and compound machine (Examples)

6.3       Definition of ideal machine, reversible and self locking machine

6.4       Effort lost in friction, Load lost in friction, determination of maximum mechanical advantage and maximum efficiency

6.5       System of pulleys (first, second, third system of pulleys), determination of velocity ratio, mechanical advantage and efficiency

6.6       Working principle and application of wheel and axle, different pulley blocks, simple screw jack, worm and worm wheel, single and double winch crab. Expression for their velocity ratio and field of their application

[Simple problems on the above topics] 

7.1    Concept of perfect, redundant and deficient frames

7.2    Assumptions and analysis of trusses by:

i)   Method of joints

ii) Method of sections

iii)   Graphical method

1.              Verification of the following laws:

a)                Parallelogram law of forces

b)                Triangle law of forces

c)                Polygon law of forces

2.              To verify the forces in different members of jib crane.

3.              To verify the reaction at the supports of a simply supported beam.

4.              To find the Mechanical Advantage, Velocity Ratio and efficiency in case of an inclined plane.

5.              To find the Mechanical Advantage, Velocity Ratio and efficiency of a screw jack.

6.              To find the Mechanical Advantage, Velocity Ratio and efficiency of worm and worm wheel.

7.              To find Mechanical Advantage, Velocity Ratio and efficiency of single purchase crab.

8.              To find out center of gravity of regular lamina.

9.              To find out center of gravity of irregular lamina.