There are two identical small holes, each of area of cross section a on the opposite sides of a tank containing a liquid of density rho. The difference in height betwene the boles is h. Tank is resting on a smooth horizontal surface. Find the horizontal force which will have to be applied on the tank to keep it is equilirbium.

There are two identical small holes, each of area of cross section a o

1.	There are two identical small holes, each of area of cross section a on the opposite sides of a tank containing a liquid of density rho. The difference in height betwene the boles is h. Tank is resting on a smooth horizontal surface. Find the horizontal force which will have to be applied on the tank to keep it is equilirbium.
Answer» Solution :`F=F_(1)-F_(2)=rhoav_(1)^(2)-rhoav_(2)^(2)` `=rhoa(2gh_(1))-rhoa(2gh_(2))` `2rhoag(h_(1)-h_(2))=2RHO AGH`