Question

help

Answer 1

using this formula \[v = \frac{ 2pir }{ T }\]

I cant figure out radius

Answer 2

i don't get the question at all :-/

Answer 3

oh, can u figure out the radius from the diagram, ?

Answer 4

I don't understand the question at all
can u post the complete question?

Answer 5

Red blood cells are separated from plasma using a centrifuge. Little test tubes of blood are laoded into the centrifuge and then rotated at high speed. the test tubes swing outwards and the red bloodcells move into the ends of the test tubes. the plasma is poured off, leaving the red blood cells behind

Answer 6

angular velocity
\[\omega = 2\pi /T\]
and
\[v=r \omega\]
v minimum when r minimum
and r min= 9.5 cm