Class 12 NEET Physics Dual Nature of Matter and Radiation
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A source S 1 is producing, 10 15 photons per second of wavelength 5000 Å .Another source S 2 is producing 1.02 × 10 15 photons per second of wave length 5100 Å . Then, (power of S 2 )/(power of S 1 ) is equal to
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