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Standard X
Chemistry
Electron Affinity
If light of w...
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If light of wavelength λ_1 is allowed to fall on a metal, then kinetic energy of photoelectrons emitted is E_1. If wavelength of light changes to λ_2 then kinetic energy of electron changes to E_2. Then work function of metal is :-
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Q.
If light of wavelength
λ
1
is allowed to fall on a metal, then kinetic energy of photoelectrons emitted is
E
1
. If wavelength of light changes to
λ
2
then kinetic energy of electrons also change to
E
2
. Then work function of the metal is:
Q.
If light of wavelength
λ
1
is allowed to fall on a metal, then kinetic energy of photoelectrons emitted is
K
1
. If wavelength of light changes to
λ
2
, then kinetic energy of electron changes to
K
2
. Then, work function of the metal is
Q.
If the wavelength
λ
1
is allowed to fall on metal, then kinetic energy of photoelectrons emitted is
E
1
. If wavelength of light changes to
λ
2
then kinetic energy of electrons also changes to
E
2
. Then work function of the metal is
Q.
If light of wavelength
λ
1
is allowed to fall on a metal, then kinetic energy of photoelectrons emitted is
K
1
. If wavelength of light changes to
λ
2
, then kinetic energy of electron changes to
K
2
. Then, work function of the metal is
Q.
If
K
1
and
K
2
are maximum kinetic energies of photoelectrons emitted when lights of wavelength
λ
1
and
λ
2
respectively incident on a metallic surface. If
λ
1
,
=
3
λ
2
, then
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