ANALYSIS
1.
Draw a graph of ND (the number of counts in
5 minutes) vs. 1/d.
2. Draw a graph of ND vs. 1/d2.
3. Answer Question 1 on the Worksheet.
4 Make a modified graph of ND vs. . Find the slope and enter it in cell D31. We are assuming that a = 0.60 cm following eqn (4).
5.
Answer Question 2 on the Worksheet.