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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  1998
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Q)

Work function of a metal surface is $\phi$ = 1.5 eV. If a light of wavelength 5000Å falls on it then the maximum K.E. of ejected electron will be -


( A ) 0.45 eV
( B ) 0 eV
( C ) 0.98 eV
( D ) 1.2 eV

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