Beer Lambert's Law

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1. Beer Lambert's
Law

Pratiksha Thakur

2. — Beer Larchert's law puso |
Skake ment

Almen beam of light fall On the Solukmn or home genous ene dius |

A Perckon of light ts orepiecied from d Surface 02 medis, à postiar]

sn

ra

nel Mouse ne mein |

Accerding to lambert's lao, |

ee intenstly of lignt decreases en<antintiall

AS Hoe nick
Medium tooredses ariknmektcail

Sir OS
=
lunere, ES Tokensity of tncident Night
= Thickness of medi = —
k= constant
Now, inde gambas An al ai

KE
FH ke — ©

3. | Combining equahion@ and equahon ©, |
| Te = Tp ve 9

when , ke b= €

apes

w+ doy St ne

= ©

in = eve e

where, € = absorpivity (Also denoted by Symbol la”, Lohich depend
upon method of expression of Concentrator)

Ze

Frachon of light transmitted by Intckness of mediaen
Gd) ord 15 also Known ds transmittance.

109,

Joy Eo, rt density or Opacity (denoted by Symbol A

RR ven?

creretere, equation @ may also be written as, |

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