Q)
(chatquestion)...25 In a blood transfusion, blood flows from a bottle at atmospheric pressure into a patient's vein in which the
pressure is 20 mmHg higher than atmospheric. The bottle is 95 cm higher than the vein, and the needle into
the vein has a length of 3.0 cm and an i.d. of 0.45 mm. How much blood flows into the vein each minute?
For blood, 7 = 0.004 0 Pa s and p 1005 kg/m'.
Ans. 3.4 cm
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