Dual Nature of Radiation PYQs - Last 5 Years
MHT CET / Physics / Modern Physics / 114 recent questions
PhysicsModern Physics2022-2026
Practice 114 MHT CET Physics questions from Dual Nature of Radiation. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
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Last 5 Years Dual Nature of Radiation Questions
Showing 14 of 114 filtered questions.
1Dual Nature Of Radiation
When radiations of wavelength \(\lambda\) is incident on a metallic surface the stopping potential required is \(4.8 \mathrm{~V}\). If same surface is illuminated with radiations of double the wavelength, then required stopping potential be...
MCQ+1 / -02023
2Dual Nature Of Radiation
Dual nature of light is exhibited by
MCQ+1 / -02023
3Dual Nature Of Radiation
When light of wavelength \(\lambda\) is incident on a photosensitive surface the stopping potential is '\(\mathrm{V}\)'. When light of wavelength \(3 \lambda\) is incident on same surface the stopping potential is \(\frac{\mathrm{V}}{6}\). ...
MCQ+1 / -02023
4Dual Nature Of Radiation
Radiations of two photons having energies twice and five times the work function of metal are incident successively on metal surface. The ratio of the maximum velocity of photo electrons emitted in the two cases will be
MCQ+1 / -02023
5Dual Nature Of Radiation
When an electron is accelerated through a potential '\(V\)', the de-Broglie wavelength associated with it is '\(4 \lambda\)'. When the accelerating potential is increased to \(4 \mathrm{~V}\), its wavelength will be
MCQ+1 / -02023
6Dual Nature Of Radiation
Graph shows the variation of de-Broglie wavelength \((\lambda)\) versus \(\frac{1}{\sqrt{V}}\) where '\(V\)' is the accelerating potential for four particles A, B, C, D carrying same charge but of masses \(\mathrm{m_1, m_2, m_3, m_4}\). Whi...
MCQ+1 / -02023
7Dual Nature Of Radiation
The maximum kinetic energies of photoelectrons emitted are \(\mathrm{K}_1\) and \(\mathrm{K}_2\) when lights of wavelengths \(\lambda_1\) and \(\lambda_2\) are incident on a metallic surface. If \(\lambda_1=3 \lambda_2\) then
MCQ+1 / -02023
8Dual Nature Of Radiation
A metal surface of work function \(1 \cdot 13 \mathrm{~eV}\) is irradiated with light of wavelength \(310 \mathrm{~nm}\). The retarding potential required to stop the escape of photoelectrons is [Take $$\frac{\mathrm{hc}}{\mathrm{e}}=1240 \...
MCQ+1 / -02023
9Dual Nature Of Radiation
When a metallic surface is illuminated with radiation of wavelength '\(\lambda\)', the stopping potential is '\(\mathrm{V}\)'. If the same surface is illuminated with radiation of wavelength '\(2 \lambda\)', the stopping potential is '$$\le...
MCQ+1 / -02023
10Dual Nature Of Radiation
Maximum kinetic energy of photon is '\(E\)' when wavelength of incident radiation is '\(\lambda\)'. If wavelength of incident radiations is reduced to \(\frac{\lambda}{3}\) then energy of photon becomes four times. Then work function of the...
MCQ+1 / -02023
11Dual Nature Of Radiation
An electron accelerated through a potential difference '\(V_1\)' has a de-Broglie wavelength '\(\lambda\)'. When the potential is changed to '\(V_2\)' its de-Broglie wavelength increases by \(50 \%\). The value of $$\left(\frac{\mathrm{V}_1...
MCQ+1 / -02023
12Dual Nature Of Radiation
The maximum kinetic energy of the photoelectrons varies
MCQ+1 / -02023
13Dual Nature Of Radiation
If the potential difference used to accelerate electrons is doubled, by what factor does the de-Broglie wavelength associated with electrons change?
MCQ+1 / -02023
14Dual Nature Of Radiation
If the kinetic energy of a free electron doubles, it's de Broglie wavelength (\(\lambda\)) changes by a factor
MCQ+1 / -02022