-ray beam of intensity 
passes through an absorption plate of thickness 
. If absorption coefficient of material of plate is 
, the correct statement regarding the transmitted intensity 
of 
-ray is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
If intensity of X-ray is decreased by dI, when it passes through a length 
of absorbing material then, the amount of observed intensity is 
.
Thus, 
or 
On solving this equation 
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