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Moment Of Inertia From First Principles
For simple figures, moment of inertia can be obtained by writing the general expression for…
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Theorems of Moments of Inertia
There are two theorems of moment of inertia: (1) Perpendicular axis theorem, and (2) Parallel…
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Second Moments Of Plane Area
The term rdA may be called as moment of area, similar to moment of a…
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Trusses
A truss is a structure made up of slender members pin-connected at ends and is…
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Equilibrium Of Non-Concurrent Force Systems
To satisfy the condition that there should not be translatory motion of the body subjected to coplanar…
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Free Body Diagram
In many problems, it is essential to isolate the body under consideration from the other…
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Types Of Forces On A Body
Before taking up equilibrium conditions of a body, it is necessary to identify the various…
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Composition Of Coplanar Non-Concurrent Force System
Let F1, F2 and F3 [Fig. 2.18(a)] constitute a system of forces acting on a…
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Composition Of Concurrent Coplanar Forces
General Approach The composition of concurrent forces by graphical method and the analytical method of…
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System Of Forces
When several forces of different magnitude and direction act upon a body, they constitute a…