Mechanics

Tension

In physics, the mechanical tension is a force exerted on…

Elastic energy

Elastic energy is potential energy related to elastic force, stored in…

Newton’s first law

Newton’s first law states that an object will continue at…

Newton’s second law

What about cases where the total force on an object…

Newton’s third law

Newton’s third law states that all forces in nature occur…

Acceleration

To accelerate means to speed up. The greater the acceleration,…

Speed

The terms “speed” and “velocity” are not interchangeable, they do…

Force

The force may be thought of as an influence which tends…

Friction

Friction can be defined as the force between surfaces in contact…

Torque (moment of force)

A torque (called also moment, or moment of force) is…

Velocity

The velocity of an object is a physical vector quantity…

Motion

In physics, the motion of an object is a change…

Relative motion

Relative motion is the calculation of the motion of an…

Circular motion

Circular motion is a common type of rotational motion. Like…

Rotational motion

The rotational motion deals only with rigid bodies. A rigid…

Translational motion

Translational motion is the motion by which a body shifts…

Statics

Informally, statics is the study of forces without motion. More…

Rigid body

A rigid body (also known as rigid object) is defined…

Plasticity

Plasticity is the capacity to resist plastic deformation (dislocation movement…

Viscoelasticity

Viscoelasticity is the study of materials which have a time-dependent…

Pressure

Pressure is the force applied perpendicular to the surface of…

Displacement

The displacement of an object is defined as the vector…

Inertia

Inertia is the resistance, of any physical object, to any…

The viscosity ($$\mu$$) is that property of matter, defined as…