GTR

Special Relativity | Lecture 18 | Maxwell Equations and Special Relativity

Leave a Comment / Astrophysics, Courses, GTR, Physics, Relativity, Video Lectures / By prakrsinha

Special Relativity | Lecture 18 | Maxwell Equations and Special Relativity #SpecialRelativity #MaxwellEquations In this video lecture Maxwell equations are discussed. How we can get electromagnetic wave equations from maxwell equations. The video starts with time dilation and the requirement of relativity to satisfy maxwell equations. we will write Maxwell equations in both integal and …

Special Relativity | Lecture 18 | Maxwell Equations and Special Relativity Read More »

Relativity Reboot

Leave a Comment / Astronomy, Cosmology, Creativity, GTR / By Rahul Aggrawal

This course on Relativity (Special and General Theory) is basically meant for the amateurs and students who are interested in topics such as Black Holes, Cosmology or in the Classical Theory of Gravity. This course will take you from the basics required to understand the mathematical and physical formulations used in the general theory of …

Relativity Reboot Read More »

Top Physics Research Institutes of India

6 Comments / Articles, Astronomy, Astrophysics, Exams, GTR, IIT JAM, Learning, News, Physics, Popular Science, Research Papers / By Rahul Aggrawal

Rewritten and Edited by: Prashant Kumar Sinha ARIES | Aryabhatta Research Institute of Observational Sciences, Nainital: Astronomy and Astrophysics, and Atmospheric Physics. Bose Institute | Bose Institute, Kolkata: Atmospheric sciences, Biophysics, Complex systems and networks, Condensed matter physics and materials science, High energy physics and astroparticle physics, Quantum physics and quantum information, Nuclear, and radiation physics HBNI …

Top Physics Research Institutes of India Read More »

What is big bang?

1 Comment / Articles, Astronomy, Astrophysics, GTR, Philosophy, Physics, Popular Science, Uncategorized / By Rahul Aggrawal

What is the big bang? According to the books, up to class 12th, it is well said that big bang was a big explosion which happened millions of year ago and in this big bang whole thing just change to dust, gases & free ions and molecules. And it is also said that this big …

What is big bang? Read More »

A Black Hole of Gargantuan Proportion at the Centre of Galaxies

Leave a Comment / Articles, Astronomy, GTR, Relativity, Research Papers, Science / By Rahul Aggrawal

A Black Hole of Gargantuan Proportion at the Centre of Galaxies A Black Hole of Gargantuan Proportion at the Centre of Galaxies from this distant vantage point, the galaxy looks like a calm, giant disc of rotating gas. But if you look closely at the picture, the central region looks extremely bright as compared to …

A Black Hole of Gargantuan Proportion at the Centre of Galaxies Read More »

Life-cycle of stars

Leave a Comment / Articles, Astronomy, Astrophysics, Cosmology, GTR, Learning, Philosophy, Physics, Relativity, Science / By Rahul Aggrawal

Life-cycle of stars The most remarkable discovery in all of astronomy is that the stars are made of atoms of the same kind as those on the earth. Richard P. Feynman (1918-1988) We have all wondered about the mysterious twinkling stars in the night sky at some point in our life. Although, this curiosity about …

Life-cycle of stars Read More »

Black Hole Kya Hai

Leave a Comment / Articles, Astronomy, Astrophysics, GTR, Physics, Science Article / By Rahul Aggrawal

The idea of a Gravity (Gurutvakarshan) and Black Hole is very fascinating among the students and common people also. Black holes are strange and fascinating star-like objects found in space. Different kinds of myth associated with Black Hole. Some people think that Black holes are the giant dead star which can attract each and every …

Black Hole Kya Hai Read More »

Wormholes

Leave a Comment / Articles, Astronomy, Astrophysics, GTR, Physics / By prakrsinha

Our universe is mysterious it is very big in size and it is expanding and spreading out. After the sun our (earth) closest star is Proxima Century (4.22 light year away). It means if any fastest moving spacecraft attempt to reach Proxima Century, it would take around 80,000 year time. We want to explore the …

Wormholes Read More »

Quantization of Gravity

Leave a Comment / Astrophysics, GTR, Particle Physics, Physics, Quantum Mechanics / By prakrsinha

Quantization of Gravity When we are talking about quantization of gravity,one question strikes in our mind is that What is the motivation to quantize the gravity and what are the problems physicists are facing to quantize gravity? What are the attempts to quantize gravity and how much are they successful? Theory of gravity is the …

Quantization of Gravity Read More »