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In photoelectric emission, a radiation whose frequency is 4 times threshold frequency of a certainn metal is incident on the metal. The an the maximum possible velocity of the emitted electron will be………………… |
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Answer» `sqrt((hv_(0))/(m))` `K_(max) = h UPSILON - h upsilon_(0)""[upsilon = 4 upsilon_(0)]` `(1)/(2) mV_(max)^(2) = 4 h upsilon_(0) - h upsilon_(0)` `V_(max)^(2) = (6 h upsilon_(0))/(m)` `V_(max) = sqrt((6 h upsilon_(0))/(m))` |
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