By what factor is the blood flow rate reduced

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Reference no: EM13507248

The pulmonary artery, which connects the heart to the lungs, is 8.5cm long and has a pressure difference over this length of 450Pa. If the radius of the artery is reduced by 18%, by what factor is the blood flow rate reduced? Assume that all other properties of the artery remain unchanged.

Reference no: EM13507248

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