Page 31 - Radiation Safety
P. 31

SAFE DISTANCE













                                                                                                                             I  1/d            2














                                                                                                                     I /I = (d /d )                     2
                                                                                                                                                    1
                                                                                                                                            2
                                                                                                                       1 2

                                                                                                                    (Inverse Square Law)
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