The circular water pipes shown in the sketch are flowing full. The velocity of flow (in $\mathrm{m} / \mathrm{s}$ ) in the branch pipe " $\mathrm{R}$ " is
(A) 3
(B) 4
(C) 5
(D) 6
The circular water pipes shown in the sketch are flowing full. The velocity of flow (in $\mathrm{m} / \mathrm{s}$ ) in the branch pipe " $\mathrm{R}$ " is
(A) 3
(B) 4
(C) 5
(D) 6