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Find the PDD at 10 Cm of a 6-MV Beam

Question 9

Multiple Choice

Find the PDD at 10 cm of a 6-MV beam of radiation that has a 5 x 5 cm treatment field.

A) 68.0 %
B) 64.1 %
C) 65.1 %
D) 62.8 %

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