could a light bulb approximate a blackbody?

Q: Is a light a particle, wave or a combination of both? Give examples

A: Like any other wave, the light also goes through reflection and refraction. Therefore it has…

Q: Which color of light has the higher energy per photon, violet or red?

A: The energy of photon be defined as, E=hν

Q: What does Huygens-Fresnel principle state?

A:

Q: From the data shown in the image, the value of Oc is:

A: given θt=300. n0 =1 n1 =1.49 where n0 and n1  are refractive index of media. according to snells…

Q: Does the Ray band towards or sway from the outgoing side of the surface normal?

A: Refraction of light occurs when it passes from one medium to another medium .

Q: --are processes of light emission .A Absorption .B Spontaneous Emission .C Stimulated Emission .D…

A: Solution: We know that all materials are made of atoms and atoms has electrons those are revolving…

Q: Discuss the Rayleigh criterion

A:

Q: What color will a "green" leaf appear under a green laser?

A: Given, A green color leaf appear under a green laser.

Q: lor with wavelengt

A: Wavelengths of light make up light, but every wavelength has a distinct color. The wavelengths that…

Q: Why does a good emitter of heat radiation appear black at room temperature?

A: A good emitter of heat radiation appears black at room temperature because good emitters are having…

Q: How Can Energy Incident On The Surface Can Be Produced?

A: The photoelectric effect is the phenomenon of the emission of electrons from the metal surface when…

Q: Light behaves as Oa particle O both a wave and a particle neither a wave nor a particle a wave

A:

Q: The purpose of choke in tube light is?

A: When the switch is ON, in a tube light choke is nothing but the coil/ballast ( inductor) which is…

Q: Is light a wave or a particle? Support your answer by citing specific experimental evidence.

A: Experimental evidence shows that light can act as both a wave and a particle. It has dual nature.

Q: How does a hologram differ from a conventional photograph?

A: A hologram differs from a conventional photograph in the following ways:

Q: Does light interact with a detector in a wavelike or a particle-like way?

A: For a detector to detect light, light should transfer energy to detector when it is incident on it.…

Q: How do the surface temperatures of reddish, bluish, and whitish stars compare?

A:

Q: Do you think light acts as a particle or as a wave?

A: The light acts as both, a particle as well as a wave. Different experiments are conducted by various…

Q: What is the principle of complementarity?

A: According to principle of complementary, the particle and wave of both matter and radiation should…

Q: Which has the higher frequency, red or blue light? Which has the greater energy per photon, red or…

A: In the visible spectrum, the increasing order of wavelength is  Violet, indigo, Blue,Green, Yellow,…

Q: A light source emits two colors simultaneously: orange and violet. Which color has the higher energy…

A: The energy of photon be defined as, Where, h be defined as the Planck’s constant. ν be defined as…

Q: When something is painted red, what color is most absorbed?

A:

Q: An ideal blackbody... A. Emits all wavelengths of radiation. B. Absorbs all wavelengths of…

A: We know : A. Blackbody emits Radiation of all wavelengths with different intensities and as the…

Q: Calculate the energy of a red photon of wavelength 700 nm and compare it to the energy of a violet…

A: Energy of a photon is given by following formula: E=hcλ E is the energy, h is the Planck's constant…

Q: Why does light striking a metal surface eject only electrons, not protons?

A: Electrons take less energy to come out of the metal. Electrons move freely in a metal.

Q: Why does a fireplace poker appear black when not in the fire and red, yellow, or white when left in…

A:

Q: Two light sources of intensities 8 Cd and 12 Cd are placed on the same side of a photometer screen…

A:

Q: The nature of light theories are: Particles O Waves O Particles - Waves All answers correct O

A: In physics, there are two nature of light theories. First theory defines light as a particles.…

Q: Will plane waves incident upon a small opening in a barrier fan out on the other side or continue as…

A: When light passes through a small opening of the size comparable to that of its wavelength, the wave…

Q: Give comparison of phonons and photons.

A: Photons:  Photons are light and electromagnetic radiation that are produced when an atom moves to…

Q: Coherent diffraction means

A: Required :: What does coherent diffraction mean.

Q: Which has more energy, a photon of ultraviolet radiation or a photon of yellow light?

A: Ultraviolet light (invisible) has a shorter wavelength and a higher frequency (so photon energy)…

Q: Discuss the rainbow formation by thin films

A: The bright colour appears in an oil slick floating in water are those interfering constructively.…

Q: Sunlight, considered to be white, actually appears to be a bit yellow. Why?

A: The phenomenon in which the light rays deviates from its original straight path by striking  on…

Q: When a light ray encounters a rare-dense boundary along the normal, then

A:

Q: if light is coming in from a less dense object to a denser object, how does it react?

A: According to Snell's law, when light travels from rarer medium to denser medium it bend towards the…

Q: Choose the BEST answer to the following: Among these colors, the one having the most energy per…

A: Answer: di,e Violet.

Q: Which has greater energy per photon: red or blue light?

A: The energy of a photon is inversely proportional to its wavelength.

Q: What evidence can you cite for the wave nature of light? For the particle nature of light?

A: Wave nature and the particle nature

Blackbody

Q.5 A blackbody radiates how much energy when the temperature of the body is elevated?