7 31 To measure the atmospheric pressure four different

Last updated: 6/7/2023

7 31 To measure the atmospheric pressure four different tubc3 of length 1m 2m 3m and 4m are used If the height of the mercury column in the tubes is h h h3 ha respectively in the four cases then h h hh is A 1 2 3 4 C 1 2 2 1 B 4 3 2 1 D 1 11 1