For a 'best' symmetrical trapezoidal section of an open channel with a given area of section and side slopes, one of the following statements holds true :

Half the top width plus the bottom width is equal to both the side slopes put together

Half the top width is equal to one of the side slopes

Water depth is equal to half bottom width

Hydraulic mean depth is equal to half the top width

For a 'best' symmetrical trapezoidal section of an open channel with a

1.	For a 'best' symmetrical trapezoidal section of an open channel with a given area of section and side slopes, one of the following statements holds true :
A.	Half the top width is equal to one of the side slopes
B.	Half the top width plus the bottom width is equal to both the side slopes put together
C.	Water depth is equal to half bottom width
D.	Hydraulic mean depth is equal to half the top width
Answer» B. Half the top width plus the bottom width is equal to both the side slopes put together

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For a 'best' symmetrical trapezoidal section of an open channel with a given area of section and side slopes, one of the following statements holds true :

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