0
Roy Kerr, a mathematician from New Zealand, discovered the solution to the equations of general relativity that describes a rotating black hole.
Wiki User
∙ 13y ago
Add your answer:
Earn +20 pts
What are the differences between rotating and non rotating black holes?
1). Stick a pencil into the object. Make a note of the direction in which the end of the pencil is pointing. Go away for a while. Come back after some time has passed. Make note of the direction in which the pencil is pointing now. If the direction in which the pencil points has not changed, then the object most likely is not rotating. Go to section 2.If the direction of the pencil has changed, and the object has not been disturbed since your first observation, then the object is rotating.2). If the direction of the pencil has not changed, remove the pencil, and stick it into a slightly different place on the object. Repeat the test, using a slightly different interval of time between observations. If the pencil again does not change the direction in which it points, then the object is not rotating.(Second test-run eliminates the possibility that the pencil was originally stuck into a pole of rotation, and the possibility that interval between observations could have been exactly a whole number of periods after the first one.)
Can black holes dies?
Black holes do not die but they can evaporate.
Why are black holes round?
Black holes are round because they are formed from dead stars and white holes. As you can guess a star is a sphere and that is why black holes are round.
What is the singularity inside a black hole?
All black holes have a singularity at their center. A singularity in a black hole is a location where the density of matter is infinite, at such a location physics equations give incomprehensible nonsense answers. (singularities occur in pure mathematics also, where for various reasons usable answers cannot be obtained from the equations: e.g. singular matrices)in Static and Charged black holes this singularity is an infinitesimal point.in Rotating black holes this singularity is a rapidly spinning ring.
How are the three types of black holes different?
A black hole is a region in space where gravity is so strong that nothing - not even light - can escape. That's the definition of a black hole; it is also what distinguishes it from other objects.
After whom are non-rotating black holes named?
Schwarzschild black holes. Named after the scientist who proved mathematically black holes can exist.
After whom are non-rotating black holes named after?
Astronomer and physicist Karl Schwarzschild provided the first exact solutions to Einstein's field equations in the year the latter's General Theory was published (1915). Spherically symmetric non-rotating black holes are sometimes called Schwarzschild black holes.
Distinguish between rotating and non-rotating black holes and assess hoe the earths orbit would be affected if the sun suddenly became a black hole?
Rotating is spinning around. non rotating isn't, The earth would be sucked into the sun if it collapsed into a black hole.
Are black holes named like hurricanes?
no
How did blackholes get their name?
black holes have such great gravity that nothing, not even light can escape them. That is why they were named "black holes".
What might the center of a rotating spiral galaxy contain?
It is believed that there are black holes in the centers of many galaxies. I believe a super-massive black hole
strenghts of kerr model?
The Kerr model is a theoretical framework used in physics to describe rotating black holes. Its strengths include:Accurate Description of Rotating Black Holes: The Kerr model provides a mathematically rigorous and accurate description of rotating black holes, which are prevalent in the universe.Incorporates Realistic Physics: It takes into account the principles of general relativity, which is essential for understanding the behavior of massive objects in the presence of strong gravitational fields.Predicts Key Features: The Kerr model predicts phenomena like the ergosphere and frame-dragging, which have been observed or inferred in astrophysical contexts.Foundation for Black Hole Astrophysics: It serves as a foundational framework for studying the behavior of rotating black holes in astrophysics, contributing to our understanding of phenomena like accretion disks and relativistic jets.Useful for Gravitational Wave Astronomy: With the detection of gravitational waves, the Kerr model is crucial for interpreting the signals produced by merging black holes with spin, allowing us to extract information about their properties.Overall, the Kerr model is a powerful tool for physicists and astronomers to understand and describe the behavior of rotating black holes, which are significant objects in the cosmos.
Can black holes be other color?
black holes don't really have color... they just named it "black hole" because no light can escape from it... neither do anything else, for that matter.
Who invented non-rotating black hole?
Nobody "invented" them; the initial analysis (by Schwarzschildt) was done for the non-rotating case, since this case is simpler to analyze. However, it seems likely that most real black holes would rotate.
How are black holes named?
The only "named" black hole is called "Cygnus X-1", for the first X-ray source in the constellation Cygnus.
Is there such a thing as spinning black holes in space?
Yes. The most up-to-date cosmological theories state that a black hole is far more likely to be rotating (spinning) than not.
Are black holes similar to vortexes?
No. A vortex is an area of a rotating liquid or gas. A black hole is an extremely powerful gravitational field created by a massive object that has collapsed to a single point. If a large amount of matter falls into a rotating black hole it can form a sort of vortex called an accretion disk.
