The GATE Grind

GATE Aerodynamics: Special topics: Fanno flow, Rayleigh flow, U-tube manometers and Pitot probe – Previous Year Questions

6 GATE previous year questions on Special topics: Fanno flow, Rayleigh flow, U-tube manometers and Pitot probe (Aerodynamics, Aerospace Engineering) with answers and explanations, from every paper.

  1. GATE 2022 AE Q14 (1 mark, Multiple choice) – The point of maximum entropy on a Fanno-curve in a Temperature-Entropy (T-s) diagram represents the
  2. GATE 2026 AE Q30 (1 mark, Multiple select) – A flow is steady, inviscid and one-dimensional, with no shaft work or body forces. Which of the following is/are possible under the given conditions?
  3. GATE 2026 AE Q65 (2 marks, Numerical answer) – A Mach 1.5 air flow enters a round duct of length 20 cm and diameter 3 cm. If the flow exits with Mach number 1.1, the average Fanning friction factor…
  4. GATE 2025 AE Q46 (2 marks, Numerical answer) – An aircraft is flying at an altitude of 4500 m above sea level, where the ambient pressure, temperature and density are 57 kPa, 259 K and 0.777 kg/m3,…
  5. GATE 2025 AE Q50 (2 marks, Numerical answer) – A perfect gas flows through a frictionless constant-area duct with heat addition. The inlet conditions are as follows: pressure 100 kPa, density 1…
  6. GATE 2024 AE Q59 (2 marks, Numerical answer) – Consider the following Fanno flow problem: Flow enters a constant area duct at a temperature of 273 K and a Mach number 0.2 and eventually reaches…