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emperorhassy reblogged
engrave (73)in #witness-update • 5 years ago
Review your recovery account, if you don't want to lose your assets!
If you don't own your keys, you don't own your assets. Remember that sentence and review your recovery account. Seriously, do it right after reading this article . It's…
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emperorhassy (67)in #steemstem • 5 years ago
IMAGING IN PHYSICS: Capturing Images.
The images formed by optical (and other imaging) devices can be ‘caught’ and stored in a variety of ways, ranging from the biochemical method using eyes and brain, through the…
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emperorhassy (67)in #steemstem • 5 years ago
IMAGING IN PHYSICS: Mirrors and Telescopes.
Hello, guys. I intentionally didn’t write any articles on physics all these couple of days to fully observe what’s happening on the blockchain. I am very glad all is sorted now…
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emperorhassy (67)in #steemstem • 5 years ago
IMAGING IN PHYSICS
Optical lenses, such as the lenses in a camera viewfinder, a telescope or a microscope, allow us to see the images of a wide range of objects. In these instruments, a lens (or…
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emperorhassy (67)in #steemstem • 5 years ago
THE 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 closed cycle? Actually, this is called a Carnot cycle. In a…
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emperorhassy (67)in #steemstem • 5 years ago
THE 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 the surroundings. But the temperature changes because work is…
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emperorhassy (67)in #steemstem • 5 years ago
THE 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 resistance, fluids are viscous, and so on. But at very low…
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emperorhassy (67)in #steemstem • 5 years ago
ENERGY AND TEMPERATURE #2
We know from everyday experience that some things need more energy than others to raise their temperatures by the same amount. For instance, it takes more energy to heat water…
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emperorhassy (67)in #steemstem • 5 years ago
ENERGY AND TEMPERATURE
Like most of my articles, this article was written only after a lot of late nights and numerous cups of coffee – usually ‘instant’ coffee! The instant coffee industry has…
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emperorhassy (67)in #steemstem • 5 years ago
APPLICATIONS 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 induce currents in the core itself? After all, the core is made…
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emperorhassy (67)in #steemstem • 5 years ago
Electromagnetic Induction: Its Laws and Applications.
In 1831, Michael Faraday discovered electromagnetic induction, which enabled him to transfer electrical power from one circuit to another by varying the magnetic linkage.…
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emperorhassy (67)in #steemstem • 5 years ago
THE 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 the p.d. across the parallel plates. A flame probe is used to…
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emperorhassy (67)in #steemstem • 5 years ago
THE PHYSICS BEHIND CHARGE AND FIELD
The spark that jumps across a gap of 5 cm or so in a Van de Graaff generator is the dramatic effect of static electricity. Less conspicuous, but the cause of many problems in…
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emperorhassy (67)in #steemstem • 5 years ago
ATOMIC NUCLEUS: Forces In The Nucleus
THE ELECTRICAL FORCE: The positively charged protons exert an electrical force of repulsion on each other. The force between two protons, of equal charge +e, can be calculated…
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emperorhassy (67)in #steemstem • 5 years ago
ATOMIC THEORY: Activity and Half-life
The activity of a radioactive source is the number of ionizing particles it emits per second. Each emission corresponds to a change in the nucleus of one atom and is also…
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emperorhassy (67)in #steemstem • 5 years ago
ATOMIC NUCLEUS: Energy and politics
France produces 75 per cent of its electrical power from nuclear power stations and only 12 per cent from fossil fuels. This compares with just 28 per cent nuclear power in…
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emperorhassy (67)in #steemstem • 5 years ago
PARTICLE 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 led to the discovery of the atomic nucleus. If the alpha…
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emperorhassy (67)in #steemstem • 5 years ago
PARTICLE PHYSICS: Detecting Systems And Techniques For Finding Subatomic Particles
The most common techniques for finding the mass and charge of a particle of matter are based on the following: a charged particle moving at right angles to the direction of a…
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emperorhassy (67)in #steemstem • 5 years ago
PARTICLE 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 act through empty space, so there was nothing to transmit the…
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emperorhassy (67)in #steemstem • 5 years ago
PARTICLE 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 particles were immensely helpful – interactions could be…
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