Q 9 One cubic plate having 15 cm side floats on water

Last updated: 6/25/2023

Q 9 One cubic plate having 15 cm side floats on water surface If surface tension of water is 60 dyne cm To lift this plate from water Find the extra force required against weight 1 3600 dyne 2 1800 dyne 3 900 dyne 4 7200 dyne