GATE Hydraulics: Dimensional analysis and hydraulic similitude – Previous Year Questions

2 GATE previous year questions on Dimensional analysis and hydraulic similitude (Hydraulics, Civil Engineering) with answers and explanations, from every paper.

1. GATE 2025 CE (CE2) Q48 (2 marks, Multiple select) – The drag force, F D on a sphere due to a fluid flowing past the sphere is a function of viscosity, , the mass density, , the velocity of flow, V, and…
2. GATE 2025 CE (CE1) Q19 (1 mark, Multiple choice) – For a flowing fluid, a dimensionless combination of velocity (V), length scale (l), and acceleration due to gravity (g) would be