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Sahay Sir > Question Answers > Cengage JEE Mains Physics by B.M Sharma > Chapter 28 - Dual Nature of Radiation and Matter > How many photons of a radiation of wavelength λ=5×10^−7 m must fall per second on a blackened plate in order to produce a force of 6.62×10^−5 N?

How many photons of a radiation of wavelength λ=5×10^−7 m must fall per second on a blackened plate in order to produce a force of 6.62×10^−5 N?

How many photons of a radiation of wavelength λ=5×10^−7 m must fall per second on a blackened plate in order to produce a force of 6.62×10^−5 N?