Which of the following are used for calculating drainage density?
(1) Stream length
(2) Stream order
(3) Basin perimeter
(4) Basin area
1
(1), (2) and (3)
2
(2) and (3)
3
(2), (3) and (4)
4
(1) and (4)
Which of the following are used for calculating drainage density?
(1) Stream length
(2) Stream order
(3) Basin perimeter
(4) Basin area