Question

Please answer this..............!!!!!!

Answer 1

power=work /time=f*d/t=f*v(v=velocity) 
Assume the area to be 1 mm2. 
Power=hdg*v 
h=height 
d=density 
g=acc. Due to gavity 
v=velocity(here = rate of flow of blood) 
ANS is 1.15= 1.2W(TAKE CARE OF THE UNITS)