Physics, asked by harshali3394, 1 year ago

The work function of a metallic surface is 5.01 eV. The photo-electrons are emitted when light of wavelength 2000Å falls on it. The potential difference applied to stop the fastest photo-electrons is [h= 4.14×10⁻¹⁵ eV sec](a) 1.2 volts(b) 2.24 volts
(c) 3.6 volts(d) 4.8 volts

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Answered by Anonymous

29

Answer:1.2volts

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