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Q 2672680536.     A metal was irriadated by light of frequency `3.2 xx 1 0^(15) s^(-1)`. The photoelectron produced had its K.E. 2 times the K.E. of the photoelectron which was produced when the same metal was irradiated with a light of frequency `2.0 xx 10^(15) s^( - 1)`. What is work function?


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