Velocity-time graph for an oscillator The velocity of an object in simple harmonic motion can be represented by a graph of velocity against time Key features of the velocity-time graph: It is 90o o...
Displacement-Time graph for an oscillator The displacement of an object in simple harmonic motion can be represented by a graph of displacement against time All undamped SHM graphs are represented ...
Period of a simple pendulum A simple pendulum is: An object moving from side to side Attached to a fixed point above The time period of a simple pendulum can also be calculated using this equation:...
Equations for Simple Harmonic Motion Acceleration and SHM Acceleration a and displacement x can be represented by the defining equation of SHM: a ∝ −x The acceleration of an object oscillating in s...
Conditions for Simple Harmonic Motion Simple harmonic motion (SHM) is a specific type of oscillation An oscillation is said to be SHM when: The acceleration is proportional to the displacement The ...
Orbital Motion Newton's Law of Gravitation & Orbits Since most planets and satellites have a near circular orbit, the gravitational force FG between the sun or another planet provides the centr...
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Comparing Electric & Gravitational Fields The similarities and differences between gravitational and electrostatic forces are listed in the table below: Table Comparing G and E Fields Similarit...
Gravitational Potential for a Radial Field Near the Earth's Surface The gravitational potential energy (G.P.E) is the energy an object has when lifted off the ground given by the familiar equation:...
