PhysicsHard145×since 2002Q6671When UV light of wavelength 300 nm300 \mathrm{~nm}300 nm is incident on the metal surface having work function 2.13 eV2.13 \mathrm{~eV}2.13 eV, electron emission takes place. The stopping potential is : (Given hc =1240 eV nm=1240 \mathrm{~eV} \mathrm{~nm}=1240 eV nm )A4 VB2 VC4.1 VD1.5 VCheck answerSkip