Ultraviolet light with photons of energy 2.5 10 18 J is shone onto a zinc plate.

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Ultraviolet light with photons of energy 2.5 × 10⁻¹⁸ J is shone onto a zinc plate. The work function of zinc is 4.3 eV. Calculate the maximum energy with which an electron can be emitted from the zinc plate. Give your answer in:
a. EV
b. J.

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Cambridge International AS And A Level Physics Coursebook

ISBN: 9781108859035

3rd Edition

Authors: David Sang, Graham Jones, Gurinder Chadha, Richard Woodside

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Question Posted: Oct 01, 2021 03:43 AM

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Ultraviolet light with photons of energy 2.5 10 18 J is shone onto a zinc plate.

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Answer We have Energy of Photons 25 10 18 J For con...View the full answer

Cambridge International AS And A Level Physics Coursebook

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