Calculate the lowest frequency

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Reference no: EM13252360

White light, with frequencies ranging from 4.20×1014 Hz to 7.74×1014 Hz, is incident on a calcium surface. Given that the work function of calcium is 2.87 eV

a) calculate the maximum kinetic energy of electrons ejected from this surface.

b) Calculate the lowest frequency for which no electrons are ejected.

c) Calculate the highest frequency for which no electrons are ejected.

Reference no: EM13252360

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