When monochromatic light falls on a photo-sensitive metal, an electron is emitted with maximum velocity 1.6 \times 10^{6} {m} \/ {s}. Find the stopping potential. [ charge of electron =1.6 \times 10^{-19} {C}, mass of electron =9 \times 10^{-31} {kg} ]

TS EAMCET 20-July-2022 Shift 2 Solved Paper

Section: Physics

Question : 114 of 160

Marks: +1, -0

When monochromatic light falls on a photo-sensitive metal, an electron is emitted with maximum velocity 1.6×106m∕s. Find the stopping potential.
[ charge of electron =1.6×10−19C, mass of electron =9×10−31kg ]

7.2V
14.4V
21.6V
28.8V

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