Difference between revisions of "Thickness of Lead to block photons"
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<math>tan \theta = \frac{h _1}{4.56 cm} => 25.6^{\circ}</math> | <math>tan \theta = \frac{h _1}{4.56 cm} => 25.6^{\circ}</math> | ||
| − | <math>tan \theta = \frac{h _2}{4.56 cm + d} => tan 25.6 =\frac{.042568d + 3.599557}{d + 4.56 cm}</math> | + | <math>tan \theta = \frac{h _2}{4.56 cm + d} => tan (25.6^{\circ}) =\frac{.042568d + 3.599557}{d + 4.56 cm}</math> |
∴ <math>\textbf{the}</math> <math>\textbf{thickness}</math> <math>\textbf{of}</math> <math>\textbf{the}</math> <math>\textbf{lead = 3.24 cm}</math> | ∴ <math>\textbf{the}</math> <math>\textbf{thickness}</math> <math>\textbf{of}</math> <math>\textbf{the}</math> <math>\textbf{lead = 3.24 cm}</math> | ||
Revision as of 13:11, 5 June 2008
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