_ If the critical shear stress of a channel is XC, then the average va – McqOptions

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1.	_ If the critical shear stress of a channel is XC, then the average value of shear stress required to move the grain on the bank is$?
A.	0.5 XC
B.	0.75 TC
C.	XC
D.	1.33 TC
Answer» C. XC

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