Multiple Choice
Which of the following formulas is used to calculate effective dose?
1) EfD = (D × WR) ₁ + (D × WR) ₂ + (D × WR) ₃
2) EfD = D × WR × WT
3) EfD = D ÷ WR × WT
A) 1 only
B) 2 only
C) 3 only
D) 1,2,and 3
Correct Answer:

Verified
Correct Answer:
Verified
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