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Determine the initial estimation of parasite drag coefficient if, equivalent skin friction coefficient is 0.004 and ratio of wetted area to the reference area is 0.8.

Determine the initial estimation of parasite drag coefficient if, equivalent skin friction coefficient is 0.004 and ratio of wetted area to the reference area is 0.8. Correct Answer 0.0032

Parasite drag coefficient = equivalent skin friction coefficient*area ratio = 0.004*0.8 = 0.0032.

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