Clculate the frequency of the radiation required to eject
Calculate the frequency of the radiation required to eject photoelectrons to a velocity of 9 X105 MS-1 from sodium metal surface, having a threshold frequency of 4.61 x 1014 Hz (mass of photoelectron = 9.109 x 10 -31 kg).
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calculate the frequency of the radiation required to eject photoelectrons to a velocity of 9 x105 ms-1 from sodium
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