Dual Nature of Matter and Radiation Questions: MCQs on Dual Nature of Matter and Radiation for JEE Main and NEET, Test Number 05
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Question 1 of 5
1. Question
4 pointsLight of wavelength 500 nm is incident on a metal with work function 2.28 eV. The de Broglie wavelength of the emitted electron is [AIPMT 2015]
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Question 2 of 5
2. Question
4 pointsWhen monochromatic light of wavelength ‘λ’ is incident on a metallic surface, the stopping potential for photoelectric current is ‘3V0’. When same surface is illuminated with light of wavelength ‘2λ’, the stopping potential is ‘V0’. The threshold wavelength for this surface when photoelectric effect takes place is [MH CET 2015]
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Question 3 of 5
3. Question
4 pointsThe de-Broglie wavelength ‘λ’ of a particle [MH CET 2015]
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Question 4 of 5
4. Question
4 pointsIf the kinetic energy of a free electron doubles, its de Broglie wavelength changes by the factor [AIEEE 2005]
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Question 5 of 5
5. Question
4 pointsThe surface of a metal is illuminated with the light of 400 nm. The kinetic energy of the ejected photoelectrons was found to be 1.68 eV. The work function of the metal is [AIEEE 2009]
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