circular motion

Weightlessness in a Satellite-feeling weightless

Weightless astronaut-Weightlessness in Orbiting Satellites In this post we will discuss how does an astronaut feel weightless in a nearby orbit and what is the secret behind this weightlessness in a satellite? To start with lets see how we feel this weight. If an object rests on a surface, its weight acts downwards on the […]

Angular Momentum

Angular Momentum – definition When an object moves with an angular speed ω along the circumference of a circular path of radius r, then we say that it has an angular momentum. Angular momentum is the rotational equivalent of linear momentum and is defined as the moment of Linear momentum. It depends on 2 quantities, […]

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