If the velocities of flow of a stream of 10 m depth recorded by a current meter at depths of 2 m
and 8 m are 0.7 m and 0.3 m respectively, the discharge per unit width of the stream in cubic
metres, is
(A) 2
(B) 3
(C) 4
(D) 5
and 8 m are 0.7 m and 0.3 m respectively, the discharge per unit width of the stream in cubic
metres, is
(A) 2
(B) 3
(C) 4
(D) 5