Naked Science Forum

Non Life Sciences => Physics, Astronomy & Cosmology => Topic started by: David Brown on 17/09/2011 14:30:03

Title: Will a container drain at the same rate full as half full?
Post by: David Brown on 17/09/2011 14:30:03
David Brown asked the Naked Scientists:
   
Will a laundry tub drain at the same rate full as half full?

What do you think?
Title: Will a landry tub drain at the same rate full as half full?
Post by: Johann Mahne on 16/09/2011 11:50:09
Hi David,
My guess is no.
 Flow increases with pressure and pressure increases with the level of water in the tub.
10 meters equates to one bar, so there is a small difference in the tub as it empties.