I mportant Terms and Definitions of Mechanics | Mechanics and SOM Exam points 1. Acceleration The rate of change of velocity of body. [m/s²] a= v-u t Dimensions formula: [LT^‐²] 2. Linear Velocity [m/s] It is the rate of …
Scalar, Vector and Tensor Quantity Scalar Quantity: Those materials which only have magnitude. Example: Mass, Length, Distance, Speed, Power, Energy, work, etc. Vector Quantity: Those materials which have both magnitude and direc…
Important definitions and Terms in Som and Mechanics PDF Homogeneous Material Those materials which are made of same substance. Those materials which shows same property at any point in one direction. Heterogeneous Material Tho…
Condition for Equilibrium| 2-D and 3-D Equilibrium Condition For 2-D Three scalar equations are required to express the condition for equilibrium of a rigid body in the general 2-Dimensional case. ∑Fx=0; ∑Fy=0; ∑Fm=0 For 3-D Six…
Sine Rule | Lami's Theorem | Law of Parallelogram Formula PDF Law of Parallelogram It states that if two forces acting simultaneously at a point be represented in magnitude and direction by the two adjacent sides of a parall…
Classification of force system: 1. Coplanar force system All force acting in one plane. 2. Non-coplanar force system All force are not lie on the same plane. Collinear coplanar force system Line of action of force is in same line…
Fundamental and Derived units | Supplementary unit | Different Units System in Som and Mechanics: CGS System The Centimetre Gram Second system of units is a variant of the metric system based on the centimetre as the unit of leng…
Classification of Engineering Mechanics Mechanics: Mechanics is the branch of physical science which deals with the state of rest or motion of bodies that are subjected to the action for forces. In simple, Mechanics is the study …