Dual Nature of Matter and Radiation questions
494 published questions with worked solutions.
- Electrons are accelerated through a potential difference V and protons are accelerated through a potential difference 4 V. The...
- A copper ball of radius 1 cm and work function 4.47eV is irradiated with ultraviolet radiation of wavelength 2500 Å. The effect...
- For which of the following particles will it be most difficult to experimentally verify the de-Broglie relationship?
- A beam of light has two wavelengths of 4972Å and 6216Å with a total intensity of 3.6 10^ -3 Wm^ -2 equally distributed among the...
- Match List-I with List-II. List-I A. E = h B. Diffraction and Interference C. = h/p D. Compton effect List-II I. de Broglie...
- For a metal of work function 6.6 eV, which of the following wavelengths of incident radiation does **not** give rise to the...
- A ray of light with wavelength is incident on three different photoelectric cells namely 1, 2 and 3. The threshold wavelength of...
- A photon and an electron, each of 20 eV energy, move in free space. The ratio of linear momentum of electron p_e to that of...
- Match list-I (Fundamental Experiment) with List-II (its conclusion) and select the correct option from the choices given below...
- De-Broglie wavelength of an electron accelerated by a voltage of 50 V is close to (|e| = 1.6 10^ -19 C , m_e = 9.1 10^ -31 kg , h...
- The de-Broglie wavelength associated with the electron in the n = 4 level is:
- When photons of wavelength _1 are incident on an isolated sphere, the corresponding stopping potential is found to be V. When...
- A photoelectric surface is illuminated successively by monochromatic light of wavelengths and 2. If the maximum kinetic energy of...
- The maximum velocity of the photoelectrons emitted from the surface is v when light of frequency n falls on a metal surface. If...
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