[مرهفة الاحساس]

سلام كيفكم ياااحلوين بليز الدكتوره ماعطيتني هذا الواجب عليها خمس درجات وانا ماعرف حلوله:shy_5new:


Find the thickness of the lead used to attenuate the x-ray intensity to 1\9 its original valuethe ( knowing) that the linear attenuation coefficient (m =0.56


رمز ميو يساوي
m =0.56

[مرهفة الاحساس]

هذا الردجه صعبه الاسف

[qomari]

I=Ioexp(-muX) where I0 is the initial intensity, I is the final intensity and according to ur problem it is = 1/9 I0