railway RRB JE (CBT I + CBT II) Mock Test 2024 Fluid Mechanics Flow Through Pipes Types of Minor Losses in Pipe
A circular pipe with diameter D and has laminar flow, For a constant discharge the head loss due to friction is ________.
1
directly proportional to D4
2
inversely proportional to D4
3
directly proportional to D2
4
inversely proportional to D2