Thomas Edison: American Inventor
Physics

Thomas Edison: American Inventor

Thomas Edison was born on February 11, 1847 in Milan, Ohio. He had six brothers and six sisters. He never went to college and never got…
Tangential Velocity
Physics

Tangential Velocity

Principle purpose of this lecture is to present on Tangential Velocity. The tangential velocity component vt is the rate ds/dt at which the particle moves around the…
Acceleration Vector
Physics

Acceleration Vector

In this lecture briefly analyzing the Acceleration Vector. An object’s acceleration canbe decomposed into components parallel and perpendicular to the velocity. An object changing direction always has…
Thomas Edison: Inventor and Businessman
Physics

Thomas Edison: Inventor and Businessman

Thomas Edison was born on Thursday February the 11th, 1847 in the town of Milan, America. When Thomas was seven his teacher finally lost his patience…
What are Magnetic Fields?
Physics

What are Magnetic Fields?

A magnetic field is generated when electric charge carriers such as electrons move through space or within an electrical conductor. Magnetic field exists; how does it…
Diffusive Shock Acceleration
Physics

Diffusive Shock Acceleration

Primary purpose of this lecture is to present on Diffusive Shock Acceleration. Inhomogeneities of the magnetized plasma flow lead to energy changes of energetic charged particles due…
Newton’s Laws of Motion
Physics

Newton’s Laws of Motion

This lecture briefly describe on Newton’s Laws of Motion. First Law: Law of Inertia. An object at rest (v=0) remains at rest AND an object at constant velocity…
Units of Acceleration
Physics

Units of Acceleration

This lecture introduce on Units of Acceleration. Since acceleration is a velocity divided by a time, its units are a distance unit divided by two time units. This…
Motion: Concept Learning
Physics

Motion: Concept Learning

To simplify things as much as possible, we will first consider one-dimensional motion (motion along a straight line) of particles (points that can’t spin, rotate,…
Centripetal Acceleration
Physics

Centripetal Acceleration

In uniform circular motion, although the speed is constant, there is an acceleration because the direction of the velocity vector is always changing.  The acceleration…
Angular Velocity
Physics

Angular Velocity

Major purpose of this lecture is to present on Angular Velocity. The angular velocity is defined as the rate of change of angular displacement and is a…
Circular Motion
Physics

Circular Motion

In physics, circular motion is a movement of an object along the circumference of a circle or rotation along a circular path. Consider a ball on a roulette wheel. It moves…
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