Question: The two solid lines in Figure 11-69 (b) represent the two forces applied to the tooth. Which of the following statements about the two lines

The two solid lines in Figure 11-69 (b) represent the two forces applied to the tooth. Which of the following statements about the two lines is correct?

A. Line I = F1y, line II = F2y.

B. The force indicated by line I changes sign.

C. Line I = F2y, line II = F1y.

D. The magnitude of the force indicated by line II is greater than the magnitude of the force indicated by line I.

Canine F2 - First premolar Second premolar (a) 3 Net force of 1.8 N 2 FO0O- 0.004 0.006 0.002 0.008 0.010 Torque (N m) -1 II (b) y component of force (N)

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