1. A single channel analyzer (SAC) was used for a pulse height analysis of the two peaks: 1.17 MeV and 1.33 MeV. The data are tabulated and graphed below. Volts (V) Counts (C) 9 49 8.9 56 88 61 8.7 88 8.6 189 8.5 416 8.4 902 8.3 1392 82 1808 8.1 1928 8 1553 7.9 1050 7.8 714 7.7 424 7.6 399 7.5 640 7.4 1364 7.3 2068 7.2 2483 7.1 2274 7 1699 6.9 1160 6.8 816 6.7 746 6.6 653 6.5 699 6.4 691 6.3 764 6.2 847 6.1 867 6 955 3000 2500 2000 1173 ev 1332 eV LM м Counts (C) 1500 1000 500 0 5.5 5.5 7 7.5 Volts (V) 8 8.5 9 9.5 From the data above, estimate the following: The background counts for both peaks The net counts for both peaks The net counting rate for both peaks if we know that the counts measured continuously over a period of 60 seconds.
1. A single channel analyzer (SAC) was used for a pulse height analysis of the two peaks: 1.17 MeV and 1.33 MeV. The data are tabulated and graphed below. Volts (V) Counts (C) 9 49 8.9 56 88 61 8.7 88 8.6 189 8.5 416 8.4 902 8.3 1392 82 1808 8.1 1928 8 1553 7.9 1050 7.8 714 7.7 424 7.6 399 7.5 640 7.4 1364 7.3 2068 7.2 2483 7.1 2274 7 1699 6.9 1160 6.8 816 6.7 746 6.6 653 6.5 699 6.4 691 6.3 764 6.2 847 6.1 867 6 955 3000 2500 2000 1173 ev 1332 eV LM м Counts (C) 1500 1000 500 0 5.5 5.5 7 7.5 Volts (V) 8 8.5 9 9.5 From the data above, estimate the following: The background counts for both peaks The net counts for both peaks The net counting rate for both peaks if we know that the counts measured continuously over a period of 60 seconds.
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Transcribed Image Text:1. A single channel analyzer (SAC) was used for a pulse height analysis of the two peaks:
1.17 MeV and 1.33 MeV. The data are tabulated and graphed below.
Volts (V)
Counts (C)
9
49
8.9
56
88
61
8.7
88
8.6
189
8.5
416
8.4
902
8.3
1392
82
1808
8.1
1928
8
1553
7.9
1050
7.8
714
7.7
424
7.6
399
7.5
640
7.4
1364
7.3
2068
7.2
2483
7.1
2274
7
1699
6.9
1160
6.8
816
6.7
746
6.6
653
6.5
699
6.4
691
6.3
764
6.2
847
6.1
867
6
955
3000
2500
2000
1173 ev
1332 eV
LM
м
Counts (C)
1500
1000
500
0
5.5
5.5
7
7.5
Volts (V)
8
8.5
9
9.5
From the data above, estimate the following:
The background counts for both peaks
The net counts for both peaks
The net counting rate for both peaks if we know that the counts measured
continuously over a period of 60 seconds.
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