140487.fig.008a
(a)
140487.fig.008b
(b)
140487.fig.008c
(c)
140487.fig.008d
(d)
Figure 8: Static pressure (Pascal) acting at the same water flow velocity (1.82 m·s−1) of 2nd pull position on separated swimmer’s hand models: (a) —with thumb adducted; (b) —with thumb abducted; (c) —with spread all fingers; (d) —with spread fingers and thumb adducted.