A. Karl-Weins law
B. Rayleigh-Jeans law
C. Stephens law
D. Plancks
Correct Answer: Stephens law ✔
Last Updated: January 20, 2021
Related MCQs
- Electron moves in the orbit as__________?
- Compton effect proves the__________?
- For confinement of electron in a box of radius 10-14m the electron, speed should be__________?
- The uncertainty in momentum & position is due to its__________?
- A three-dimensional image is obtained by__________?
- In the electron microscope, electric & magnetic fields are used as__________?
- In an electron microscope, we use energetic particles because of__________?
- If a diffraction grating is placed in the path of a light beam it reveals__________?
- In Davisson-Germer experiment the diffracted proton from crystal shows__________?
- The velocity of a particle of mass m of de-Broglie wavelength λ is__________?
- A photon of wavelength 900nm behaves like a particle of mass__________?
- If n number of the photon is striking on a metal surface then total momentum exerted is__________?
- If a photon is reflected from the mirror then the change in momentum of each photon is__________?
- If the wavelength of incident radiation is increased in photoemission then__________?
- In a photoelectric effect monochromatic light is incident on a metal surface. If the incident light of twice the intensity but of same wavelength the kinetic energy of the emitted electron__________?
- After traveling through a vacuum a photon of light entering into some transparent denser medium. Thus the energy of light__________?
- A transmitting station emits radio waves of wavelength λ at power P. If h is Planck’s constant & c the speed of light what is the rate of emission of photons ?
- Which one of the following has the largest energy content ?
- A photon is__________?
- Davison Germer experiment indicates__________?
- In Compton scattering, the change in wavelength is maxed if__________?
- The name of the photon for quantum of light was proposed by__________?
- As the temperature of black body is raised the wavelength corresponding to maximum intensity__________?
- Einstein’s photoelectric equation is given by__________?
- Rest mass of a photon is__________?
- If a material object moves with speed of light its mass becomes __________?
- Select an alternative from of uncertainly principle from the following__________?
- The existence of Ether wind was experimentally rejected by__________?
- Stopping potential for a metal surface in case of photoelectric emission depends on__________?
- The linear momentum of an X-ray photon of wavelength 0.1A is__________?
- Linear momentum of a photon is__________?
- An observer shoots parallel to a meter stick at very high (relativistic) speed and finds that the length of meter stick is__________?
- Mark the wrong statement ?
- 0.001 kg mass will be equivalent to__________?
- Which one of the following radiations has the strongest photon?
- The relativistic energy E is equivalent to relativistic mass given by__________?