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A photon is a fundamental particle of light with no size or mass. It is much smaller than other particles, such as electrons and protons, which have measurable sizes and masses.

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What is length of photon?

Photon do not exist in reality. Newton's Corpuscular Theory of light ASSUMES an imaginary particle PHOTON to explain various phenomena of light.


How can an atom of size 1angstrom can absorb a photon of 5000 wavelength?

I presume you asking, "How can an atom of size about 1 angstrom absorb a photon whose wavelength is 5000 angstroms? Wouldn't the photon be too large for that atom?" The paradox is resolved in this way: the instant you start to discuss electro-magnetic radiation as a photon instead of a transverse electro-magnetic wave, then you negate the wave-length aspect of the light. Instead, you view light as a collection of photons -- particles whose "size" (if that word has meaning) is point-like -- with a specific energy instead of specific wavelength. A photon is NOT a snake-like wave, vibrating like a rubber band, with a length at least that of its wave-length, as it moves through a medium. A photon is a point particle with a specific energy. You can describe light as a EM wave with a wave-length OR as a collection of point particles. You can NOT do both at the same time. Light exhibits the characteristics of one OR the other, but NEVER both.


Do particles in a colloidal system are affected by gravity?

Yes, particles in a colloidal system can be affected by gravity. However, due to their small size and the surrounding medium (usually a liquid), the effects of gravity can be minimized compared to larger particles. Brownian motion and other forces at the particle level can also counteract the influence of gravity.


Do gas particles ever touch each other?

Gas particles do not touch each other in the way that solid particles do. The particles in a gas are in constant motion and are separated by large distances relative to their size. However, they can collide with each other and with the walls of their container.


Is photon smaller than neutron?

They are both fundamental particles and therefore points. Points cannot be bigger or smaller than other points. Quarks are never found alone but many common subatomic particles are not elementary but composed of two or three quarks. Protons and neutrons which make up the nucleus of an atom are themselves composed of three quarks. Such composite particles may be thought of as a small cloud of point particles or as a single ball with a particular diameter. Photons, on the other hand, don't stick together.

Related Questions

What is length of photon?

Photon do not exist in reality. Newton's Corpuscular Theory of light ASSUMES an imaginary particle PHOTON to explain various phenomena of light.


Are colloid particles bigger smaller or equal in size compared to those of suspensions?

Colloid particles are smaller than suspensions particles.


How can an atom of size 1angstrom can absorb a photon of 5000 wavelength?

I presume you asking, "How can an atom of size about 1 angstrom absorb a photon whose wavelength is 5000 angstroms? Wouldn't the photon be too large for that atom?" The paradox is resolved in this way: the instant you start to discuss electro-magnetic radiation as a photon instead of a transverse electro-magnetic wave, then you negate the wave-length aspect of the light. Instead, you view light as a collection of photons -- particles whose "size" (if that word has meaning) is point-like -- with a specific energy instead of specific wavelength. A photon is NOT a snake-like wave, vibrating like a rubber band, with a length at least that of its wave-length, as it moves through a medium. A photon is a point particle with a specific energy. You can describe light as a EM wave with a wave-length OR as a collection of point particles. You can NOT do both at the same time. Light exhibits the characteristics of one OR the other, but NEVER both.


What is the significance of the z-average in particle size analysis?

The z-average in particle size analysis is significant because it provides a more accurate representation of the particle size distribution compared to other averages. It takes into account the intensity of scattered light from particles, giving a weighted average that is less influenced by larger particles. This helps in understanding the overall size distribution of particles in a sample.


What is the size relation of Massachusetts compared to the other 50 states?

What is the size relation of Massachusetts compared to the other 50 states?


Particles move randomly and are well spaced out?

In a gas, particles move randomly due to collisions with other particles and the container walls. The spacing between gas particles is relatively large compared to the size of the particles themselves. This randomness and spacing contribute to the properties of gases, such as their ability to expand to fill a container.


Which of the following types of radiations is biggest in size?

Among the common types of radiation, alpha particles are the largest in size. Alpha particles consist of two protons and two neutrons, making them significantly larger than beta particles (which are electrons or positrons) and gamma rays (which are electromagnetic radiation). Due to their size, alpha particles have lower penetration power compared to other forms of radiation and can be stopped by a sheet of paper or human skin.


What is the typical size of a carpenter ant compared to other ant species?

Carpenter ants are typically larger in size compared to other ant species.


What is wind-worn particles?

They are sedimentary particles that have been rounded and reduced in size due to abrasion with other airborn particles.


How is asia's size compared to the other continents?

1st


Are all quarks the same size?

Quarks are considered to be fundamental particles, and as such they do not really have a classical "size". Their masses can be compared, however, and they are not the same for all types of quarks.


Are air particles smaller than that of gas particles?

Air particles are gas particles. Some gas particle are larger than others, and the nitrogen (N2) and oxygen (O2) that make up 99% of our atmosphere are rather large, which is why lighter gases, such as hydrogen (H2) and helium (He) rise.