An isolated lead ball is charged upon continuous irradiation byEM radiation of wavelength (\\lambda)=221 {nm} . The maximum potential attained by the lead ball, if its work function is 4.14 {eV}, is (Take h=6.63 \times 10^{-34} {J} . {s}, c=3 \times 10^{8} {m} \/ {s} , e=1.6 \times 10^{-19} C

TS EAMCET 4 May 2018 Shift 2 Solved Paper

Section: Physics

Question : 115 of 160

Marks: +1, -0

An isolated lead ball is charged upon continuous irradiation byEM radiation of wavelength (λ)=221nm. The maximum potential attained by the lead ball, if its work function is 4.14 eV, is
(Take h=6.63×10−34J.s,c=3×108m∕s ,e=1.6×10−19C

1.49 V
2.67 V
3.14 V
0.51 V

Validate

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