Work done Work done by a force is the product of the forces and the distance moved in the direction of the force. SI unit: joule (J) – the SI…

# Month: August 2016

Coulomb’s force is the electrical force between two charges. Since there are positive and negative charges, coulomb’s force can be attractive or repulsive. However, the magnitude of the force produced…

Energy changes in according to displacement The kinetic energy of a simple harmonic oscillator is In a SHM, the oscillator’s kinetic energy and potential energy always changes from maximum to…

Uniform gravitational force The gravitational force acting on a mass is called weight. Weight always acts vertically down and its magnitude is directly proportional to the mass. where g is the…