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# Experiment [2i Auenuation @ Gamma Particles Frocedure Attenuation of Gamma rays by Aluminum and Mylar: In this experiment; You will calculate the linear attenuation...

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###### Experiment [2i Auenuation @ Gamma Particles Frocedure Attenuation of Gamma rays by Aluminum and Mylar: In this experiment; You will calculate the linear attenuation constant for Aluminum and Mylar: Procedure: Place the Cs-137 source about 3 cm below the detector: Find the number of counts for 10 You should get 1100 counts for micro-Curie (pCi) sources and 6000 for LCi sources Repeat more times Find the average count (No, no absorber between the source and the detector) . Aluminum: Cut the Al-foi

Experiment [2i Auenuation @ Gamma Particles Frocedure Attenuation of Gamma rays by Aluminum and Mylar: In this experiment; You will calculate the linear attenuation constant for Aluminum and Mylar: Procedure: Place the Cs-137 source about 3 cm below the detector: Find the number of counts for 10 You should get 1100 counts for micro-Curie (pCi) sources and 6000 for LCi sources Repeat more times Find the average count (No, no absorber between the source and the detector) . Aluminum: Cut the Al-foil into [" x 2" strips. You may need 10-[4 strips The instructor will let you know the thickness of the Al-foil. Place 2 strips on the source_ Find the counts for I0 sec Repeat more times Find the average of the trials: Add 2 more strips for total of' 4. Repeat step Find the counts for total of 10-12 strips_ Draw graph of N versus tOtal Lhickness ol Aluminum (incm): This graph will show exponential decay (similar to capacitor discharge). Draw graph of In (NINo) versus This will be straight line. Find theslope_from linear fit to thedata: 10, The slope is the linear attenuation constant & (in units ofcm"') Mylar Repeat above steps (1-10) for Mylar: Find &from data analysis: 139  #### Similar Solved Questions

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