Table 8.

Average velocities ${\overline{u}}_{CV}$ and ${\overline{u}}_{MTV}$ with estimated uncertainties, and relative deviation between ${\overline{u}}_{CV}$ and ${\overline{u}}_{MTV}$ calculated for the image data of Figure 17. The uncertainty range has a confidence level of 95%.

$\mathsf{\Delta }\mathit{t}$ (µs)	${\overline{\mathit{u}}}_{\mathit{C}\mathit{V}}$ (m/s)	${\overline{\mathit{u}}}_{\mathit{M}\mathit{T}\mathit{V}}$ (m/s)	$\left({\overline{\mathit{u}}}_{\mathit{C}\mathit{V}}-{\overline{\mathit{u}}}_{\mathit{M}\mathit{T}\mathit{V}}\right)/{\overline{\mathit{u}}}_{\mathit{M}\mathit{T}\mathit{V}}$ (%)
20	41.2 ± 2.48	44.59 ± 1.52	7.6
30	41.35 ± 2.48	44.47 ± 0.98	7
40	41.28 ± 2.48	43.78 ± 0.76	5.7
50	41.15 ± 2.46	43.09 ± 0.6	4.5