Which of the following is correct?
(Where pa = Actual mean effective pressure, pm = Theoretical mean effective pressure and K = Diagram factor)
A. $${\text{pa}} = \frac{{{\text{pm}}}}{{\text{K}}}$$
B. $${\text{pa}} = {\text{pm}} \times {\text{K}}$$
C. $${\text{pa}} = \frac{{\text{K}}}{{{\text{pm}}}}$$
D. $${\text{pa}} = {\text{pm}} + {\text{K}}$$
Answer: Option B
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