emperorhassy (66)in #steemstem • 5 years agoIMAGING IN PHYSICSOptical lenses, such as the lenses in a camera viewfinder, a telescope or a microscope, allow us to see the images of…emperorhassy (66)in #steemstem • 5 years agoTHE LAWS OF THERMODYNAMICS: The Carnot Cycle, Diesel Engine, Refrigerators and Heat Pumps.Did you know that two isotherms and two adiabatics (the names given to the changes)can be put together to produce a…emperorhassy (66)in #steemstem • 5 years agoTHE LAWS OF THERMODYNAMICS: An Adiabatic Change of a Gas and The Second Law of Thermodynamics.When a gas is compressed very rapidly, there is no time for energy to leave the gas by thermal processes and go to…emperorhassy (66)in #steemstem • 5 years agoTHE LAWS OF THERMODYNAMICS: Obtaining the Lowest Temperature in the World.By this stage of physics, we will have spent a lot of time learning about properties of materials – conductors have…emperorhassy (66)in #steemstem • 5 years agoENERGY AND TEMPERATURE #2We know from everyday experience that some things need more energy than others to raise their temperatures by the…emperorhassy (66)in #steemstem • 5 years agoENERGY AND TEMPERATURELike most of my articles, this article was written only after a lot of late nights and numerous cups of coffee –…emperorhassy (66)in #steemstem • 5 years agoAPPLICATIONS OF ELECTROMAGNETIC INDUCTION: Eddy Currents, The Dynamo, and the Behaviour of a Simple D.C Motor.The flux in the core of a transformer induces currents in the coils at right angles to it. Why doesn’t the flux…emperorhassy (66)in #steemstem • 5 years agoElectromagnetic Induction: Its Laws and Applications.In 1831, Michael Faraday discovered electromagnetic induction, which enabled him to transfer electrical power from…emperorhassy (66)in #steemstem • 5 years agoTHE PHYSICS BEHIND CHARGE AND FIELD: Electrical Potential, Capacitors and The Coulomb's Law.In using a flame probe for investigating the potential between two parallel plates, a voltmeter is used to measure…emperorhassy (66)in #steemstem • 5 years agoTHE PHYSICS BEHIND CHARGE AND FIELDThe spark that jumps across a gap of 5 cm or so in a Van de Graaff generator is the dramatic effect of static…emperorhassy (66)in #steemstem • 5 years agoATOMIC NUCLEUS: Forces In The NucleusTHE ELECTRICAL FORCE: The positively charged protons exert an electrical force of repulsion on each other. The force…emperorhassy (66)in #steemstem • 5 years agoATOMIC THEORY: Activity and Half-lifeThe activity of a radioactive source is the number of ionizing particles it emits per second. Each emission…emperorhassy (66)in #steemstem • 5 years agoATOMIC NUCLEUS: Energy and politicsFrance produces 75 per cent of its electrical power from nuclear power stations and only 12 per cent from fossil…emperorhassy (66)in #steemstem • 5 years agoPARTICLE PHYSICS: Deep Inelastic Scattering, Time dilation and The Higgs Boson.Deep inelastic scattering (DIS) is an extension of the scattering experiments like that of Geiger and Marsden that…emperorhassy (66)in #steemstem • 5 years agoPARTICLE PHYSICS: Detecting Systems And Techniques For Finding Subatomic ParticlesThe most common techniques for finding the mass and charge of a particle of matter are based on the following: a…emperorhassy (66)in #steemstem • 5 years agoPARTICLE PHYSICS: What Holds It All Together? – Forces And Exchange Particles.Newton was worried by his theory of gravity. He thought it unscientific because the force of gravity was having to…emperorhassy (66)in #steemstem • 5 years agoPARTICLE PHYSICS: QUARKS BRING ORDER OUT OF CONFUSION.The ways described in my last post titled "The Search for Order and the Classification of Particles", for classifying…emperorhassy (66)in #steemstem • 5 years agoPARTICLE PHYSICS: The Search For Order And The Classification of Particles.This is a sequel to my last post on PARTICLE PHYSICS: Discovery of Particles and the Existence of Energy, Matter and…emperorhassy (66)in #steemstem • 5 years agoPARTICLE PHYSICS: Discovery of Particles and the Existence of Energy, Matter and Antimatter.Scientists once thought that atoms were indivisible – the word ‘atom’ means ‘cannot be cut’. They looked more closely…emperorhassy (66)in #steemstem • 5 years agoNEWTON’S LAW AT WORK: Explanations on The Gravitational Potential, Escape Velocity and The Movement of Satellites in Orbits.The gravitational potential (V) of an object at a point in space is a useful idea. It allows us to calculate the…
