Mechanics of Solids 3 min read
Friction
When a body moves or tends to move over another body, a force opposing the motion develops at the contact…
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Mechanics of Solids 2 min read
Moment Of Inertia From First Principles
For simple figures, moment of inertia can be obtained by writing the general expression for an element and then carrying…
Mechanics of Solids 1 min read
Theorems of Moments of Inertia
There are two theorems of moment of inertia: (1) Perpendicular axis theorem, and (2) Parallel axis theorem. These are explained…
Mechanics of Solids 2 min read
Second Moments Of Plane Area
The term rdA may be called as moment of area, similar to moment of a force, and hence r 2…
Mechanics of Solids 4 min read
Trusses
A truss is a structure made up of slender members pin-connected at ends and is capable of taking loads at…
Mechanics of Solids 1 min read
Equilibrium Of Non-Concurrent Force Systems
To satisfy the condition that there should not be translatory motion of the body subjected to coplanar forces, in this case also…
Mechanics of Solids 3 min read
Free Body Diagram
In many problems, it is essential to isolate the body under consideration from the other bodies in contact and draw…
Mechanics of Solids 3 min read
Types Of Forces On A Body
Before taking up equilibrium conditions of a body, it is necessary to identify the various forces acting on it. The…
Mechanics of Solids 2 min read
Composition Of Coplanar Non-Concurrent Force System
Let F1, F2 and F3 [Fig. 2.18(a)] constitute a system of forces acting on a body. Each force can be…
Mechanics of Solids 2 min read
Composition Of Concurrent Coplanar Forces
General Approach The composition of concurrent forces by graphical method and the analytical method of composition of two force system…
Mechanics of Solids 2 min read
System Of Forces
When several forces of different magnitude and direction act upon a body, they constitute a system of forces. If all…
Mechanics of Solids 4 min read
Fundamentals of Statics
Principles Of Statics The statics is based on the following principles of mechanics: 1. Newton’s laws of mechanics 2. Law…