JEE MainPhysicsDual Nature of RadiationMCQ+4 / −1
The de-Broglie wavelength associated with an electron and a proton were calculated by accelerating them through same potential of 100 V. What should nearly be the ratio of their wavelengths? (mp = 1.00727u me = 0.00055u)
- A41.4 : 1
- B(1860)2 : 1
- C1860 : 1
- D43 : 1
More from Dual Nature of Radiation
- An electron of mass m and a photon have same energy E. The ratio of wavelength of electron to that of photon is : (c being the velocity of light)2021 · MCQ
- Two identical photocathodes receive the light of frequencies f1 and f2 respectively. If the velocities of the photo-electrons coming out are v1 and v2 respectively, then2021 · MCQ
- A particle is travelling 4 time as fast as an electron. Assuming the ratio of de-Broglie wavelength of a particle to that of electron is 2 : 1, the mass of the particle is :2021 · MCQ
- The radiation corresponding to 3 2 transition of a hydrogen atom falls on a gold surface to generate photoelectrons. The electrons are passed through a magnetic field of 5 10 4 T. Assume that the radius of the largest…2021 · MCQ
- An electron having de-Broglie wavelength is incident on a target in a X-ray tube. Cut-off wavelength of emitted X-ray is :2021 · MCQ
- A certain metallic surface is illuminated by monochromatic radiation of wavelength . The stopping potential for photoelectric current for this radiation is 3V0. If the same surface is illuminated with a radiation of wavelength 2 …2021 · Numerical
- An electron of mass me and a proton of mass mp are accelerated through the same potential difference. The ratio of the de-Broglie wavelength associated with the electron to that with the proton is2021 · MCQ
- Given below are two statements : Statement I : Two photons having equal linear momenta have equal wavelengths. Statement II : If the wavelength of photon is decreased, then the momentum and energy of a photon will also decrease. In the…2021 · MCQ