Wave Particle Duality of Light
Trending Questions
Q. The work function of a substance is 4.0 eV. The longest wavelength of light that can cause photoelectron emission from this substance is approximately
- 540 nm
- 400 nm
- 310 nm
- 220 nm
Q.
Quantam nature of light is explained by which of the following phenomenon
Huygen wave theory
Photoelectric effect
Maxwell electromagnetic theory
de-Broglie theory
Q.
Which of the following shown particle nature of light
Refraction
Interference
Polarization
Photoelectric effect
Q. A free atom of iron emits Kα X-rays of energy 6.4 keV. Calculate the recoil kinetic energy of the atom.
Mass of an iron atom =9.3×10−26 kg.
Mass of an iron atom =9.3×10−26 kg.
- 3.9×10−4 eV
- 5×10−4 eV
- 2.3×10−4 eV
- 8.3×10−4 eV
Q.
The work function of a substance is 4.0 eV. The longest wavelength of light that can cause photoelectron emission from this substance is approximately
540 nm
400 nm
310 nm
220 nm