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11. The adjoining graph shows the variation of stopping potential Vo with the frequency v of the incident radiation for the two photosensitivemetals A and B :(1) Which of the metals has longer threshold wavelength? Give reason.(m) Explain, giving reason, which metal gives out electrons, havinglarger kinetic energy, for the same wavelength of the incidentradiation.(UPB 2017, 14)Ans. (i) voa ROBhc11. In a photoelectfunction is 3 eVa graph showingfor phoron interSolution. Mphotoelectronsstopping pote(15)(ii) Ex- hvo2For the same wavelength 2. ExA > ExeThe saturationproportional to[VOA < voB] |
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Answer» vrghtbgybrbybdbyhdftjtgr |
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