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Table 1.

Parameters from C_rot,exp versus x̂₀regressions for various values of ω

Angular velocity, (ω) (rad s^-1)	Non-dimensional angular velocity, (⁠ \({\hat{{\omega}}}\) ⁠)	Slope	x̂₀-intercept	C_rot,exp-intercept	r²
0.677	0.166	-1.21^***	0.57^***	0.69	0.80
0.762	0.187	-1.35^**	0.56^**	0.75	0.71
0.847	0.208	-1.38^**	0.65^**	0.90	0.67
0.931	0.229	-1.84^**	0.62^**	1.14	0.87
1.016	0.249	-2.24^**	0.62^**	1.39	0.94
1.101	0.270	-2.49^*	0.64^*	1.59	0.93
1.185	0.291	-2.75	0.64^*	1.75	0.95
1.270	0.312	-2.85	0.68	1.93	0.95
1.354	0.333	-3.13	0.68	2.13	0.97
1.439	0.353	-3.26	0.70	2.27	0.97
1.523	0.374	-3.51	0.69	2.43	0.97

Angular velocity, (ω) (rad s^-1)	Non-dimensional angular velocity, (⁠ \({\hat{{\omega}}}\) ⁠)	Slope	x̂₀-intercept	C_rot,exp-intercept	r²
0.677	0.166	-1.21^***	0.57^***	0.69	0.80
0.762	0.187	-1.35^**	0.56^**	0.75	0.71
0.847	0.208	-1.38^**	0.65^**	0.90	0.67
0.931	0.229	-1.84^**	0.62^**	1.14	0.87
1.016	0.249	-2.24^**	0.62^**	1.39	0.94
1.101	0.270	-2.49^*	0.64^*	1.59	0.93
1.185	0.291	-2.75	0.64^*	1.75	0.95
1.270	0.312	-2.85	0.68	1.93	0.95
1.354	0.333	-3.13	0.68	2.13	0.97
1.439	0.353	-3.26	0.70	2.27	0.97
1.523	0.374	-3.51	0.69	2.43	0.97

Values for the slope and x-intercept that are significantly different from the theoretical predictions based on equation 9 (slope=-π, x̂₀-intercept=0.75) are marked with asterisks (^*P<0.05, ^**P<0.01, ^***P<0.001).

x̂₀, axis of rotation; C_rot,exp, experimental rotational force coefficient.

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