# Why Does Wave Theory Not Explain Black Body Radiation

## Why does wave theory not explain black body radiation?

Because wave theory considers that the energy exchanges between radiation and system in the phenomenon given above is continuous while in nature these phenomenon can be explained only by assuming that energy exchanges between radiation and system is done in discrete packets of energy.

## Why classical theory fails to explain Compton effect?

Answer and Explanation: This electrons which are oscillating should radiate waves of same frequency. The incident and scattered beams should have same wavelength and frequency. But in Compton effect intensity peaks are present at two wavelengths. Hence the classical theory cannot explain the Compton effect.

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## What did the classical theory predict for blackbody radiation?

In classical physics, the predictions were that an ideal blackbody at thermal equilibrium would emit radiation with infinite power. This came from another law, Rayleigh-Jeans Law, that expresses energy as being proportional to .

## Why classical theory fails to explain photoelectric effect?

Photoelectric effect Increasing the intensity of the light increases the number of electrons that are released, but not their energy. Classical physics predicted, erroneously, that the energy of the released photons would be proportional to the intensity of the incident light.

## Why classical mechanics fails?

Classical or Newtonian mechanics were unable to explain phenomena such as black body radiation, photoelectric effect, and the temperature dependence of a substance’s heat capacity.

## Why Rayleigh and jeans theory failed to explain the black body radiation spectrum?

The classical theory, also known as classical electromagnetic theory or classical physics, failed to explain blackbody radiation because it predicted that a blackbody, which is an idealized object that absorbs all electromagnetic radiation incident upon it, would emit an infinite amount of energy at all frequencies, …

## What are the failures of classical electron theory?

Drawbacks of classical free electron theory 1) It fails to explain the electric specific heat and the specific heat capacity of metals. 2) It fails to explain superconducting properties of metals. 3) It fails to explain new phenomena like photo-electric effect, Compton effect, Black body radiation, etc.

## Why classical mechanics fails to explain hydrogen spectrum?

Classical models of the atom before quantum mechanics couldn’t explain why there should only be certain electron energy levels. Hydrogen is a stable atom and its spectrum is discontinuous and was fitted mathematically by the Rydberg series.

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## Who is the father of Compton effect?

4.4 Arthur H. Compton (1892–1962) Arthur Holly Compton was born in Wooster, Ohio, on September 10, 1892. He was awarded the Nobel Prize in Physics in 1927 “for his discovery of the phenomenon named after him—the Compton Effect.”

## Which theory explains black body radiation?

The Quantum Theory of Light explains the concept of blackbody radiation. According to this theory, all bodies (both light and objects) consists of photons which are particles with wave-like properties. Blackbody radiation refers to the electromagnetic (EM) radiation emitted by a heated body.

## What is the name of the theory which explain the black body radiations?

Planck’s Quantum Theory – Black Body Radiation, Planck’s Constant.

## Why did the discrepancy between experiments and classical theory for blackbody radiation occur at high and not low frequencies?

That has been proven experimentally and the discrepancy between the experiments and the theory is significantly more evident at high frequencies and not low frequencies. The reason is that low frequencies mean a low amount of energy, which is continuously released by all objects.

## What is the failure of classical physics to explain atomic spectra?

In classical mechanics there would be no discrete energy levels in atom, and indeed no atom itself, for an electron would rapidly lose its energy through radiation and fall to the nucleus. So if you ask how does classical mechanics fail to explain the spectra of elements, the answer is: completely.

## How does the classical theory explain the photoelectric effect?

In classical theory, the photoelectron absorbs electromagnetic energy in a continuous way; this means that when the incident radiation has a high intensity, the kinetic energy in Equation 6.12 is expected to be high. Similarly, when the radiation has a low intensity, the kinetic energy is expected to be low.

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## Does classical physics explain the photoelectric effect?

Thus, due to the above factors, the Photo-electric effect can not be explained by classical physics.

## Does quantum theory explain black body radiation?

Blackbody radiation is a theoretical concept in quantum mechanics in which a material or substance completely absorbs all frequencies of light. Because of the laws of thermodynamics, this ideal body must also re-emit as much light as it absorbs.

## Why blackbody radiation and photoelectric effect Cannot be explained on the basis of wave nature of light?

Photoelectric effect cannot be explained on the basis of wave nature because experimentally we know that we need a particular energy called the work function of the metal surface. Unless this energy is provided, the electron won’t be ejected, irrespective of the time for which light is incident.

## Is blackbody radiation a wave?

Blackbody radiation is a term used to describe the relationship between an object’s temperature, and the wavelength of electromagnetic radiation it emits. A black body is an idealized object that absorbs all electromagnetic radiation it comes in contact with.

## Why the wave model of light Cannot explain the energy emissions from a blackbody radiator but the particle model of light can?

The wave model of light cannot explain the energy emissions from a blackbody radiator, but the particle model of light can. The wave model of light is not able to explain energy emissions from a blackbody radiator because it assumes that the energy is continuous and can be divided into smaller and smaller pieces.