Question

One big and small big piece of cork are pushed below the surface of water which rise swiftly

Answer 1

i belive it wood be the the small on ok so > The small one

Answer 2

HLW FRIEND
THE CORK WHICH WILL BE HAVING SMALLER SURFACE AREA WILL MOVE MUCH FASTER THAN THE ANOTHER ONE , IF U APPLIED EQUAL FORCES ON BOTH THE CORK
Because UPTHRUST/PRESSURE=FORCE/AREA
SO SMALLER THE AREA MORE WILL BE UPTHRUST AND SO MORE WILL BE SPEED IN MOVING IN UPWARD DIRECTION
THANK YOU☺