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Quantum Mechanics

Quantum Mechanics is the branch of physics that deals with the study of the structure and behavior of atoms and molecules. It is primarily based on Max Planck's Quantum theory, which incorporates Heisenberg's uncertainly principle and the de Broglie wavelength to establish the wave-particle duality on which Schrodinger's equation is based.

916 Questions

What quantum number of the hydrogen atom comes closest to giving a 31--diameter electron orbit?

The quantum number that determines the size of an electron's orbit in a hydrogen atom is the principal quantum number, denoted by "n." For an electron orbit with a 31 Å diameter, the closest principal quantum number would be n = 4, because the average radius of the electron for an orbit corresponding to n is approximately given by n^2 Å in hydrogen atom.

What is the mechanics of taste?

Taste is primarily determined by taste receptors on our taste buds, which detect five basic tastes: sweet, sour, salty, bitter, and umami (savory). When food molecules interact with these receptors, signals are sent to the brain, where the sensation of taste is perceived and interpreted. Other factors like smell, texture, temperature, and even visual presentation also influence our perception of taste.

What did Heisenberg contribute to quantum mechanics?

The Uncertainty Principal, which states that we cannot know the momentum AND position of an electron at the same time. The consequences of this are quite vast; by looking at something, we are actually changing its result.

Do the collisions make a sound in the lhc?

No, the collisions themselves do not make a sound since there is no medium through which the vibrations can travel to produce sound waves. However, the detectors around the collision points can pick up signals that are then converted into data for analysis by scientists.

What is undisturbed atom?

An undisturbed atom is simply an atom that is stable and does not have any external forces acting on it that would disrupt its structure or behavior. In other words, it is an atom that is in its natural state without any interference or disruption.

What is valencia's code to the shop on worlds?

The codes for Valencia's Code shop are:

oicu812 = Skullwraith (Sword)

thirteen1 = Thirteen1 Badger (Helmet)

Dragonkhan8234280 = Dragon Khan (Sword)

HakunaKatana=firekatana(sword)

What is the carrier particle of magnetic force in QFT?

In quantum field theory (QFT), the carrier particle of the magnetic force is the photon. Photons are virtual particles that mediate the electromagnetic interaction between charged particles, including the magnetic force between magnets or moving charges.

Can schrodinger equation be driven?

No, the Schrödinger equation cannot be derived using classical physics principles. It was developed in quantum mechanics to describe the behavior of quantum particles, such as electrons, and is based on the probabilistic nature of quantum mechanics.

If you could fly around the earth in less than 24 hours would you go back in time?

If you were travelling faster than the speed of light then yes, but if you were not travelling at light speed you would not. Travelling at light speed can take you around the world 7 times a second.

What elements of science are found in Science Fiction?

Any scientific principle is fodder for a science fiction story. Even some of the most mundane facts have been used as a central concept.
For example:
the distances between the planets was the central concept of Fred Saberhagens story 'The Long March',
the laws of momentum were used in Tom Godwin's horrific story 'The Cold Equation'.

What is is the term for the phenomena observed when the incident angle is made greater than the critical angle?

Total internal reflection occurs when the incident angle is greater than the critical angle, causing light to be reflected back inside the medium rather than refracting out of it. This phenomenon is commonly seen in prisms and optical fibers.

Where is the center of gravity of a basketball?

If you were observing the ball from the outside (of the ball) the center of gravity is in the middle of the basketball.

How the uncertainity principle help us to explain the nuclear force?

Well. If you have heard of Schrodinger's Cat Expirement. You place a cat in a box with a decaying nucleus and a Geiger Counter. You can never be sure if the cat is alive or dead until you actually open the box and see it. So before you see it, the cat is presumed dead and alive at the same time since Heisenberg's Uncertainty Principle doesn't allow us to be sure if the nucleus has decayed yet.

What effects does an increase in frequency have on sound produced?

Wave length is smaller in high frequencies.. hence a higher pitched sound...

Example, when you blow on the tip of a beer bottle, when its empty, the vibration travels all the way down the bottle and back up, hence a 'deeper' sound. the more you fill the bottle, the less room the vibrations have to move up and down the bottle, making the wave length much smaller, making the frequency higher, and the resulting sound higher pitched.

What is meant Step up and step down operator?

Step up and step down operators are used in quantum mechanics to describe the behavior of raising and lowering the energy levels of a quantum system. The step up operator raises the energy level of a system, while the step down operator lowers it. These operators are important in understanding the transitions between energy states in quantum systems.

What force stops machines from being 100 percent efficient?

One major factor that limits the efficiency of machines is friction. Friction creates resistance as moving parts come into contact with each other, leading to energy losses in the form of heat. Additionally, other factors such as air resistance, electrical resistance, and imperfections in materials can also contribute to reducing the overall efficiency of machines.

In order to increase the final momentum of a golf ball you could?

To increase the final momentum of a golf ball, you could increase the initial velocity of the ball, increase the mass of the ball, or increase the duration of time that the force is applied to the ball during impact. These factors will contribute to a higher final momentum of the ball.

All the photo electrons do not have same energy why?

Photoelectrons do not have the same energy because each electron absorbs a different amount of energy from the incident photons based on the specific interaction between the photon and the electron. This is influenced by factors such as the photon energy, the binding energy of the electron in the material, and the angle of incidence. As a result, photoelectrons exhibit a range of energies rather than a single, uniform energy level.

What is a quantum harmonizer?

A quantum harmonizer is a device that purportedly balances and aligns the energy fields in a living organism using principles from quantum physics. However, there is no scientific evidence to support its effectiveness, and it is often considered a pseudoscientific concept.

Is Schrödinger equation still used?

Yes, the Schrödinger equation is still widely used in quantum mechanics to describe the behavior of quantum systems, particularly for non-relativistic particles such as electrons in atoms. It provides a mathematical framework to predict the probability distribution of finding a particle in a certain state.

How much does a 50 cal bullet drop in a mile if shot level?

A .50 magnum has a muzzle velocity of about 420 meters per second (1480 feet per second). The time for a .50 caliber bullet to travel one mile at a constant speed of 1400feet per second is around four seconds. After four seconds, the bullet will have dropped around 256 feet.

In reality, the bullet is slowed down due to air resistance, and takes longer to travel one mile (thus it drops further). Also note that in theory, the caliber of the bullet does not determine how far it drops after traveling one mile. The muzzle velocity is the key parameter in determining this.

Are photons of all colors being emitted by the atom and being detected by the spectrometer?

No, photons of different colors are emitted by atoms depending on their energy levels. A spectrometer can detect a range of photon wavelengths but may be designed to focus on specific colors depending on the experiment being conducted.

Does a Galactic Counsel really exist?

I think you mean, Galactic Council. The U.N. is the closest possible answer with the available amount of knowledge on the subject.

Why does coherent light have a relatively constant intensity?

Coherence relates to the physics of waves. Specifically, it refers to a property that allows constant interference. Because interference varies the intensity of light, coherent light has a relatively stable intensity.