Solved UPSC CDS/OTA Question
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Q · Fluid MechanicsMedium · 45s
Consider these statements: For laminar flow, head loss varies linearly with velocity. For turbulent flow, head loss varies approximately with the square of velocity. Select the correct: Option: 25
TopicFluid Mechanics
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Darcy-Weisbach shows laminar: h_f ∝ V, turbulent: h_f ∝ V².
25
Final Answer: Option (c