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Dual Nature of Radiation

Physics

Previous Years Questions

MCQ (More than One Correct Answer)

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Electric field component of an EM radiation varies with time as E = a (cos$$\omega$$0t + sin$$\omega$$t cos$$\omega$$0t)...
WB JEE 2021
A point source of light is used in an experiment of photoelectric effects. If the distance between the source and the ph...
WB JEE 2020

MCQ (Single Correct Answer)

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For nuclei with mass number close to 119 and 238, the binding energies per nucleon are approximately 7.6 MeV and 8.6 MeV...
WB JEE 2020
A nucleus X emits a $$\beta $$-particle to produce a nucleus Y. If their atomic masses are Mx and My respectively, then ...
WB JEE 2020

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Class 12