Physics, asked by jayuhajare, 2 months ago

will there be photoelectric emission for an incident wavelength of 4000 A° if threshold wavelength is 3800A°

Answers

Answered by devim46852

1

Answer:

The threshold wavelength of silver is 3800

A

˚

. Calculate the maximum kinetic energy in eV of photoelectron emitted, when ultraviolet light of wavelength 2600

A

˚

falls on it. (Planck's constant, h=6.63×10

−34

J.s., Velocity of light in air, c=3×10

8

m/s)

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