Recent questions tagged matter waves

+1 vote

1 answer

The stopping potential in an experiment on photoelectric effect is 1.5V.

asked Apr 6, 2019 in Physics by kratos

+3 votes

1 answer

State de-Broglie concept of dual nature of matter. How do dual nature of electron verified?

asked Apr 5, 2019 in Class 12 by kratos

+2 votes

1 answer

The magnetic quantum number mf is most closely associated with what property of an electron in an atom?

asked Apr 4, 2019 in Mathematics by kratos

+3 votes

1 answer

Define the terms (i) 'cut-*** voltage' and (ii) 'threshold frequency' in relation to the phenomenon of photoelectric effect.

asked Apr 4, 2019 in Class 12 by kratos

+3 votes

1 answer

On illuminating a metal surface by 8.5 × 10^14 Hz, the emitted- electron’* maximum kinetic energy is 0.52 eV.

asked Apr 3, 2019 in Class 12 by kratos

+3 votes

1 answer

The electron emitted from an electron *** are having 2 eV of kinetic energy,

asked Mar 29, 2019 in Class 12 by kratos

+3 votes

1 answer

In photoelectric effect,we assume the photon energy is proportional to its frequency and is completely absorbed

asked Mar 27, 2019 in Class 12 by kratos

+3 votes

1 answer

if wavelength is double

asked Mar 18, 2019 in Class 12 by kratos

+1 vote

1 answer

Describe with suitable diagrams the experiments to study the laws of photoelectric effect.

asked Mar 10, 2019 in Class 12 by kratos

+3 votes

1 answer

Regarding the photoelectric effect: a. It results in the production of Bremsstrahlung radiation

asked Mar 8, 2019 in Physics by kratos

+1 vote

1 answer

A free electron in motion along the x axis has a localized wave function. The uncertainty in its momentum is decreased if:

asked Mar 8, 2019 in Mathematics by kratos

+3 votes

1 answer

In the historical experiment of Davisson and Germer electrons of 54 eV at normal incidence on a crystal showed a peak at reflection angle θr = 40°.

asked Mar 1, 2019 in Physics by kratos

+1 vote

1 answer

The wavelength of light beam B is twice the wavelength of light beam B. The energy of a photon in beam A is:

asked Feb 21, 2019 in Mathematics by kratos

+3 votes

1 answer

What is the meaning of quantization of energy?

asked Feb 19, 2019 in Physics by kratos

+3 votes

1 answer

The property of electron related to the wave nature, experimentally proved by Davisson and Germer was.

asked Feb 18, 2019 in Class 12 by kratos

+3 votes

1 answer

Describe the work of river with suitable diagrams.

asked Feb 4, 2019 in Class 12 by kratos

+3 votes

1 answer

Write down the two Heisenberg uncertainty relations, one involving energy and one involving momentum.

asked Jan 29, 2019 in JEE by kratos

+3 votes

1 answer

What is the momentum of photon of energy 3MeV.

asked Jan 10, 2019 in Physics by kratos

+1 vote

1 answer

The Balmer series of hydrogen is important because it: A. is the only one for which the quantum theory can be used

asked Jan 9, 2019 in Mathematics by kratos

+3 votes

1 answer

If the frequency of light in a photoelectric experiment is doubled then stopping potential will

asked Jan 7, 2019 in Physics by kratos

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