- 9 hours ago
## Hooke’s Law and Modulus of Elasticity

Hooke’s Law According to Hooke’s law for a small deformation, the stress in a body is proportional to the corresponding strain.” i.e., stress ∝ ..

- 2 months ago
## Principle of Superposition

According to the principle of superposition of forces, when a Hookean body (An elastic body or material for which Hooke’s law equation can be assumed is said ..

- 5 months ago
## Engineering Mechanics

Engineering mechanics is the study of forces that act on bodies and the resultant motion that those bodies experience. Engineering mechanics subject involves ..

- 7 months ago
## Types of Mechanical Forces

A force exerted on a body can cause a change in either the shape or the motion of the body. The unit of force in SI system is the newton (N) and CGS system is dyne. ..

- 8 months ago
## Types of Loads

Different types of loads in engineering mechanics are compression, tension, torsion and bending. Compression: Compression loading is an effect in which the component ..

- 8 months ago
## Couple (Mechanics)

The moment produced by two equal, opposite and noncollinear forces is called couple. Couples have certain unique properties and important applications in mechanics. ..

- 9 months ago
## Laws of Friction

The sliding of a solid body in contact with another solid body is always opposed by force of friction. Friction acts in the direction opposite to that of relative ..

- 10 months ago
## Lagrange-d’Alembert Principle

Lagrange-d’Alembert principle is generally known as D’Alembert’s principle, stated by French physicist and mathematician polymath Jean le Rond ..

- 11 months ago
## Free-Body Diagram

To fully understand the safety of a machine, all forces that act on the links need to be examined. It is widely accepted that the best way to track these ..

- 12 months ago
## Friction: Coefficient, Applications, Advantages and Disadvantages

Coefficient of Friction The coefficient of friction (μ), is a measure of the amount of friction existing between two surfaces. A low value of coefficient ..

- 12 months ago
## Newton’s Laws of Motion

The problems of mechanics can be solved by Newton’s laws of motion. The three laws proposed by Sir Isaac Newton, described as follows. Newton’s First ..

- 1 year ago
## Mechanical Properties of Materials

Mechanical properties helps us to measure how materials behave under a load. Mechanical properties of materials are mentioned below. Elastic Material: A material ..

- 1 year ago
## Varignon’s Theorem

According to Varignon’s theorem, the algebraic sum of several concurrent forces about any point is equal to the moments of the moments of their resultant about ..

- 1 year ago
## Slenderness Ratio

Slenderness ratio is the ratio of the effective length of a column (Le) and the least radius of gyration (r) about the axis under consideration. It is given by ..