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General and Special Relativity

Relativity is the theory stating that all measurements depend on the relative motions of the observer and the observed. The theories of general and specific relativity were both proposed by Albert Einstein.

813 Questions

Why didn't Einstein get the noble prize in the theory of relativity?

NO!!! Einstein did NOt receive the 'NOBLE' prize. The Noble Prize does NOT exist.

However Einstein did receive the 'NOBEL' prize in 1921.

Note it is the NOBEL prize, after the Swedish scientist Alfred Nobel. Note the spelling.

Does Kepler's 2nd law fall due to General Relativity?

Kepler's 2nd law, which states that a planet sweeps out equal areas in equal times, remains valid even in the context of General Relativity. While General Relativity modifies the understanding of gravity and orbits, it does not negate the conservation of angular momentum that underlies Kepler's laws. In fact, General Relativity predicts similar orbital behaviors, including precession effects, without contradicting the basic principles of Kepler's laws. Thus, Kepler's 2nd law is still applicable, although it may require adjustments in precise calculations near massive bodies.

What is a description of General Theory of Relativity?

The General Theory of Relativity, proposed by Albert Einstein in 1915, is a fundamental theory of gravitation that describes gravity not as a force but as a curvature of spacetime caused by mass and energy. According to this theory, massive objects like planets and stars bend the fabric of spacetime, influencing the motion of other objects. This has profound implications for our understanding of phenomena such as black holes, gravitational waves, and the expansion of the universe. The theory has been confirmed through various experiments and observations, fundamentally changing our understanding of physics.

Where was Albert Einstein living when he developed his theory of relativity?

Albert Einstein developed his theory of relativity while living in Zurich, Switzerland, where he worked as a patent examiner. He completed his groundbreaking paper on special relativity in 1905 while residing there. Later, he further developed his general theory of relativity while living in Berlin, Germany, after he accepted a position at the Prussian Academy of Sciences in 1914.

How did Albert Einstein change the science world?

Albert Einstein revolutionized the science world with his theories of relativity, particularly the special theory of relativity in 1905 and the general theory of relativity in 1915. These theories fundamentally changed our understanding of time, space, and gravity, introducing concepts such as the curvature of spacetime. Einstein's famous equation, E=mc², established the relationship between mass and energy, paving the way for advancements in nuclear physics. His work not only reshaped theoretical physics but also had profound implications for technology and our understanding of the universe.

Was Einstein's general theory of relativity he explains that light is unaffected by gravity?

Einstein's general theory of relativity actually posits that light is affected by gravity. According to the theory, massive objects like stars and planets warp the fabric of spacetime around them, causing the path of light to bend when it passes near these massive bodies. This effect has been confirmed through various observations, such as the bending of light from distant stars observed during a solar eclipse. Thus, rather than being unaffected, light is influenced by gravitational fields.

Why neutral wire in one frame appears charged in other frame?

In the context of electromagnetism and special relativity, the appearance of the neutral wire as "charged" in one frame and not another can be attributed to the effects of relativistic length contraction and the motion of charges. When observed from a frame moving relative to the wire, the charges within the wire may appear to be distributed differently due to Lorentz transformations, leading to an effective net charge. This phenomenon is an illustration of how electric fields and potentials can vary depending on the observer's frame of reference. Ultimately, it highlights the relativistic nature of electromagnetic fields.

How did the theory of relativity challenge deeply rooted ideas and traditions?

The theory of relativity challenged deeply rooted ideas by fundamentally altering our understanding of space and time, which were previously seen as absolute and unchanging. Einstein's concepts of time dilation and the curvature of space contradicted the Newtonian framework that had dominated physics for centuries. This shift prompted a reevaluation of the nature of reality, suggesting that observations could vary depending on the observer's relative motion. As such, it not only transformed scientific thought but also prompted philosophical debates about the nature of existence and the limits of human perception.

What observation lead to The theory of relativity?

The theory of relativity, developed by Albert Einstein, was largely influenced by observations of the behavior of light and the inconsistencies in Newtonian mechanics at high speeds. One key observation was the constancy of the speed of light, regardless of the observer's motion, as demonstrated in the Michelson-Morley experiment. This led Einstein to propose that space and time are interconnected in a four-dimensional spacetime framework, fundamentally altering our understanding of gravity and motion.

What are the aims and objectives of PDP?

The aims and objectives of a Personal Development Plan (PDP) include fostering self-awareness and identifying personal strengths and weaknesses to guide individual growth. It seeks to set clear, achievable goals for personal and professional development, enhancing skills and competencies over time. Additionally, a PDP encourages continuous reflection and evaluation, enabling individuals to adapt their plans as needed to achieve their aspirations. Ultimately, it serves as a roadmap for lifelong learning and self-improvement.

What kind of research is the theory of relativity?

The theory of relativity, developed by Albert Einstein, encompasses two interrelated theories: special relativity and general relativity. Special relativity, formulated in 1905, addresses the physics of objects moving at constant speeds, particularly those approaching the speed of light, and introduces concepts like time dilation and length contraction. General relativity, published in 1915, extends these ideas to include acceleration and gravity, describing gravity as the curvature of spacetime caused by mass. Both theories have been validated through extensive experimentation and observation, fundamentally altering our understanding of space, time, and gravity.

Who has give the theory of general will?

The theory of the general will was developed by the French philosopher Jean-Jacques Rousseau in his work "The Social Contract," published in 1762. Rousseau's concept refers to the collective will of the citizens in a society, aimed at promoting the common good and reflecting the interests of the community as a whole, rather than those of individual members. This idea emphasizes the importance of civic virtue and the moral obligation of individuals to consider the well-being of their society.

Do you observe an increase or decrease in the number of loops when tension is increased?

When tension is increased in a system involving loops, such as in a string or a spring, it generally leads to a decrease in the number of loops. This is because increased tension causes the material to stretch and become tighter, reducing the slack and the overall number of loops formed. In contrast, lower tension allows for more loops to form as the material can accommodate more slack.

Who proved theory of relativity wrong?

The theory of relativity, proposed by Albert Einstein, has not been proven wrong; rather, it has been extensively validated through numerous experiments and observations. While some aspects of physics, such as quantum mechanics, present challenges to classical interpretations of relativity, the core principles of Einstein's theories remain robust. Some alternative theories have been proposed, but none have successfully disproven relativity. Instead, they often seek to expand or refine our understanding of the universe.

Where did Einstein make the general theory of relativity?

Albert Einstein developed the general theory of relativity while he was living in Berlin, Germany, from 1914 to 1917. He completed the theory in 1915, fundamentally transforming our understanding of gravity by describing it as the curvature of spacetime caused by mass. The theory was published in 1916 and has since become a cornerstone of modern physics.

How long did it take for albert Einstein to invent e equals mc2?

Albert Einstein formulated the equation E=mc² in 1905, during his annus mirabilis, or "miracle year," when he published several groundbreaking papers. The equation itself emerged from his theory of special relativity, which he developed over the preceding years. While the exact moment of its creation isn't precisely documented, it was the culmination of years of theoretical work and insights into the nature of energy and mass.

What is the relative speed of the spacecraft according to astronaut when He traveled for 8 years and according to earth observer is 10 years?

The difference in time experienced by the astronaut and the Earth observer is a result of time dilation, a concept from Einstein's theory of relativity. If the astronaut experiences 8 years while the Earth observer measures 10 years, the spacecraft is traveling at a significant fraction of the speed of light. The relative speed can be calculated using the time dilation formula, which reveals that the astronaut's frame of reference moves more slowly compared to that of the Earth observer. This discrepancy highlights the effects of relativistic speeds on time perception for observers in different frames of reference.

How do you change into mmwc to tph?

To convert millimeters of water column (mmWC) to tons per hour (tph), you need to know the density of the substance you are measuring. First, convert mmWC to meters of water column (mWC) by dividing by 1000. Then, use the formula for converting pressure to density: density = pressure / (specific gas constant * temperature). Finally, convert the density to tons per cubic meter (t/m^3) and multiply by the flow rate to get tons per hour (tph).

A body travels with velocity v1 for time t1 second and with velocity v2 for time t2 second in the same direction find the average velocity of the body?

Oh, dude, average velocity is just the total displacement divided by the total time, right? So, you'd calculate the total displacement by adding up the distances traveled at v1 and v2, then divide by the total time. It's like making a sandwich - just layer those velocities and times together and voila, you've got your average velocity.

What is the significance of the Schwarzschild radius?

Well, darling, the Schwarzschild radius is basically the point of no return around a black hole where not even light can escape. It's like the ultimate "do not enter" zone in space. So, if you ever find yourself approaching a black hole, you better hope you don't cross that radius unless you want to be spaghetti-fied into oblivion.

How much time does it take water to freeze?

Oh, dude, it takes water like forever to freeze, you know? It's like, water needs to reach 32°F (0°C) to freeze, so depending on the temperature of your freezer or the environment, it could take a few hours to overnight. But hey, who's really keeping track of time when you're waiting for ice cubes, right?

What is is the speed of light?

The speed of light in a vacuum is 299,792,458ms-1 or 183,000 miles per second.

In scientific notation and rounding for ease of memorization, this is usually written as 3.00 x 108 m/s

It's value however is different for other media and can be calculated using the following formula:

v=c/n

That depends on what it's traveling through.

When it's traveling through nothing ... empty space, vacuum ... the speed

is 299,792,458 meters per second.

The speed is somewhat less in any material that light might travel through ...

air, water, glass, diamond, jello, etc. It's different in each material.

186,282.397 miles per second or 299,792,458 metres per second

The number to remember is: 300,000 kilometres per second