Dual Nature of Matter and Radiation: JEE Main 2022 Physics question

JEE Main 2022 · 30 Jun, Morning shift · Q6603

JEE Main 202230 Jun, Morning shiftPhysicsMediumDual Nature of Matter and Radiation146× since 2002

A source of monochromatic light liberates 9

\times

10²⁰ photon per second with wavelength 600 nm when operated at 400 W. The number of photons emitted per second with wavelength of 800 nm by the source of monochromatic light operating at same power will be :

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JEE Main 2022 Dual Nature of Matter and Radiation Question with Solution (30 Jun Morning shift, Q6603) | JEE Arc