Two thin circular metal plates A and B ofradii 2 cm and 3 cm are kept in water
Channel: Doubtnut
Date: 2020-05-24

Two thin circular metal plates A and B ofradii 2 cm and 3 cm are kept in water at depths of 75 cm and 150 cm respectively below th e free surface of water. `F_A` and `F_B` are the thrusts on the plates A and B respectively. What is the ratio `(F_A)/(F_B)` ?