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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Photons of wavelength lemda = 662 nm are incident normally on a perfectly reflecting screen. Calculate their number per second falling on the screen such that the exerted force is

Photons of wavelength lemda = 662 nm are incident normally on a perfectly reflecting screen. Calculate their number per second falling on the screen such that the exerted force is

Photons of wavelength lemda = 662 nm are incident normally on a perfectly reflecting screen. Calculate their number per second falling on the screen such that the exerted force is