20 Physics -- Dynamics

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Equilibrium (Part 2)

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where is triangle ABC? In calculation of cm there is extra m1 remove that. Draw figure for states of equilibrium and condition for stable equilibrium

More notes on Dynamics

Newton's Laws of Dynamics

Ancient Philosophers were quite confused about the motion of objects. What's the cause of motion? What is the nature of the cause? This confusion about objects persisted until  17th century wh...

Equilibrium

IntroductionForce, being a vector quantity, can be added up or subtracted according to vector laws. So when a number of forces act on a body it can be at rest. We then say that the body is in equil...

Major types of force

MAJOR TYPES OF FORCE1.    Gravitational ForceThe gravitational force is the force of mutual attraction between any two objects by virtue of their masses. It is a universal force. Eve...

Equilibrium

Equilibrium An object is in equilibrium if the linear momentum of its center of mass is constant and if its angular momentum about its center of mass is constant: P = constant L = constant An objec...

Equilibrium (Part 1)

IntroductionForce, being a vector quantity can be added up or subtracted according to vector laws. So when a number of forces act on a body it can be at rest. We then say that the body is in equili...

Introduction To Equilibrium

Equilibrium An object is in equilibrium if the linear momentum of its center of mass is constant and if its angular momentum about its center of mass is constant: P = constant L = constant An obje...

Capstan Equation

The above device is called Capstan which is used on ships to control a rope that is in great tension. The rope is wrapped around a fixed drum, usually for several turns. The advantage of using...