If light of wavelength 330 nm is incident on metal with work function 3.55 eV, the electrons are emitted. Then the wavelength of the emitted electron is (Take h = 6.6 × 10-34 Js)
A. < 2.75 × 10-9 m
B. ≥ 2.75 × 10-9 m
C. ≤ 2.75 × 10-12 m
D. < 2.5 × 10-10 m
Answer:B
If light of wavelength 330 nm is incident on metal with work function 3.55 eV, the electrons are emitted. Then the wavelength of the emitted electron is (Take h = 6.6 × 10-34 Js)
A. < 2.75 × 10-9 m B. ≥ 2.75 × 10-9 m C. ≤ 2.75 × 10-12 m D. < 2.5 × 10-10 m