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During blood transfusion the needle is i...

During blood transfusion the needle is inserted in a vein where the gauge pressure is 2000 Pa. At what height must the blood container be placed so that blood may just enter the vein? [Use the density of whole blood from table 10.0]

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0.2m
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The human body has an average temperature of 98^(@)F . Assume that vapor pressure of the blood in the veins behaves like that of pure water. Find the minimum atmospheric pressure which is necessary to prevent the blood from boiling. Use figure for the vapor pressures.

NCERT TAMIL-MECHANICAL PROPERTIES OF FLUIDS -EXERCISE
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