Permissible velocity of water flowing through concrete lined tunnel is usually __________________?
Found an error? Read our corrections policy and submit a sourced correction below. You can also share a useful explanation in your own words.
A. 3 4m/sec
B. 5 6m/sec
D. 6 7m/sec
Found an error? Read our corrections policy and submit a sourced correction below. You can also share a useful explanation in your own words.