Author: admin

Universe is a Hologram?

Holography

Is the Universe a Hologram? Taking up the Definition from Wikipedia, “Holography is the science and practice of making holograms. Typically, a hologram is a photographic recording of a light field, rather than of an image formed by a lens, and it is used to display a fully three-dimensional image of the holographed subject, which is seen without the aid of special glasses […]

Explanations

Author: admin

The Birth in Minkowski Space

How is the curvature in general relativity working

It would be better to read the initial part of this article,if you haven’t read An Introduction to General Relativity In the 4 dimensional Minkowski space,the shortest distance between two points are always straight lines,just like Euclidean. But the square of their values could be possibly negative,zero or positive. It was calculated that if a massive particle […]

Explanations

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Weight of a Star from Light it bends?

Brief Article bout the Discoveries made by Kailash Sahu on Finding Weight of star from the angle of bending of light passes nearby

When Einstein developed his General Relativity theory,communicating and broadcasting devices using radio waves didn’t even exist yet. He could not possibly have imagined all of the instruments that scientists would use over the next century to put his theory to test,verify it and prove his predictions. The fact is that even Einstein was not sure about his predictions […]

News

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Negative Numbers – Physical Meaning

Physical Meaning of negative Numbers

Negative Numbers! What do you feel when you hear it? No,you may not feel anything! because you are so familiar with it. But was it like this before? Here goes many questions people would have asked, if it was before half a millennium: How can you imagine something below Zero? How can we have anything […]

Mathematics

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Mental Introduction to General Relativity

General theory of relativity

We know about special relativity. Hope you knows 😀 So lets get to know about the general one now. The general theory as the name suggests is the generalized form of the special theory. In fact, Einstein found a small disability for his special theory,which forced him to solve it. Finally he understood that special theory […]

Explanations

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SpaceX? What is it?

letsphysics.com

We have been hearing about SpaceX for a while, but very few people know about SpaceX in detail. What is SpaceX? I am Quoting the Line which they have given in their official website: ‘SpaceX designs, manufactures and launches advanced rockets and spacecraft. The company was founded in 2002 to revolutionize space technology, with the […]

Others

Author: admin

Light From Sound!

Sonoluminescence

SONOLUMINESCENCE I too haven’t heard this until my friend DEEP,posted an article about it on his Facebook Timeline. SONOLUMINESCENCE is the emission of short bursts of light from imploding bubbles in a liquid when excited by sound,as per wikipedia. Simply, it is Process in which the light can be produced from Sound!!! Sound & Light; Shockwave […]

Explanations

Author: admin

Do Sun Really have a Colour?

After Sunset

As per the need and available source,with the technology of that time,Stars are classified for easier study. To be precise to our question, lets know about the most popular classification. According to the current level, Morgan-Keenan System or MG System is the latest,most efficient classification system followed. It connects the temperature at the surface and surface gravity along with star’s […]

Explanations

Author: admin

IIT JAM 2018 Important Dates

Time is precious. Especially for an IIT JAM aspirant,who is out looking for his future at IITs. IITs are the top most educational technical institute. Apart from the faculty and best resources,IIT is a great exposure to the world of science all over the globe. We can even say, IIT is the MIT of INDIA […]

Study materials