railway RRB JE (CBT I + CBT II) Mock Test 2024 Environmental Engineering Water Supply Distribution of Water
What is the expression for external load per unit length of flexible pipes buried in a narrow trench and thoroughly compacted side fills?
1
Pt = 3.H3.P/2π.Z5
2
W = C.γ.B2
3
W = Cp.γ.B2
4
W = C.γ.B.D