Which of the following statements are true/false related to most economical trapezoidal channel?
Statements:
1 : The most efficient section for a trapezoidal channel is a half-hexagon in the form of a trapezoid.
2 : For the most trapezoidal section, length of the sloping side should be half of the top width.
1
Statement 2 is false and statement 1 is true.
2
Statement 1 is false and statement 2 is true.
3
Both statements are true.
4
Both statements are false.